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This list contains a list of EC numbers for the first group, EC 1, oxidoreductases, placed in numerical order as determined by the Nomenclature Committee of the International Union of Biochemistry and Molecular Biology. All official information is tabulated at the website of the committee. The database is developed and maintained by Andrew McDonald.


EC 1.1 Acting on the CH-OH group of donors


EC 1.1.1 With Nicotinamide adenine dinucleotide or NADP as acceptor

*: alcohol dehydrogenase *: alcohol dehydrogenase (NADP+) *:
homoserine dehydrogenase In enzymology, a homoserine dehydrogenase () is an enzyme that catalyzes the chemical reaction :L-homoserine + NAD(P)+ \rightleftharpoons L-aspartate 4-semialdehyde + NAD(P)H + H+ The 2 substrates of this enzyme are L-homoserine and NAD+ ( ...
*: (''R,R'')-butanediol dehydrogenase * EC 1.1.1.5: acetoin dehydrogenase. Now EC 1.1.1.303, diacetyl reductase ''R'')-acetoin formingand EC 1.1.1.304, diacetyl reductase ''S'')-acetoin forming*:
glycerol dehydrogenase Glycerol dehydrogenase (, also known as NAD+-linked glycerol dehydrogenase, glycerol: NAD+ 2-oxidoreductase, GDH, GlDH, GlyDH) is an enzyme in the oxidoreductase family that utilizes the NAD+ to catalyze the oxidation of glycerol to form glycerone ...
*:
propanediol-phosphate dehydrogenase In enzymology, a propanediol-phosphate dehydrogenase () is an enzyme that catalyzes the chemical reaction :propane-1,2-diol 1-phosphate + NAD+ \rightleftharpoons hydroxyacetone phosphate + NADH + H+ Thus, the two substrates of this enzyme are ...
*: glycerol-3-phosphate dehydrogenase (NAD+) *: D-xylulose reductase *: L-xylulose reductase *: D-arabinitol 4-dehydrogenase *: L-arabinitol 4-dehydrogenase *: L-arabinitol 2-dehydrogenase *: L-iditol 2-dehydrogenase *: D-iditol 2-dehydrogenase *:
galactitol 2-dehydrogenase In enzymology, a galactitol 2-dehydrogenase () is an enzyme that catalyzes the chemical reaction :galactitol + NAD+ \rightleftharpoons D-tagatose + NADH + H+ Thus, the two substrates of this enzyme are galactitol and NAD+, whereas its 3 product ...
*: mannitol-1-phosphate 5-dehydrogenase *:
inositol 2-dehydrogenase In enzymology, an inositol 2-dehydrogenase () is an enzyme that catalyzes the chemical reaction :myo-inositol + NAD+ \rightleftharpoons 2,4,6/3,5-pentahydroxycyclohexanone + NADH + H+ Thus, the two substrates of this enzyme are myo-inositol an ...
*:
glucuronate reductase In enzymology, a glucuronate reductase () is an enzyme that catalyzes the chemical reaction :L-gulonate + NADP+ \rightleftharpoons D-glucuronate + NADPH + H+ Thus, the two substrates of this enzyme are L-gulonate and NADP+, whereas its 3 pro ...
*:
glucuronolactone reductase In enzymology, a glucuronolactone reductase () is an enzyme that catalyzes the chemical reaction :L-gulono-1,4-lactone + NADP+ \rightleftharpoons D-glucurono-3,6-lactone + NADPH + H+ Thus, the two substrates of this enzyme are L-gulono-1,4-lact ...
*:
(-)-menthol dehydrogenase A (−)-menthol dehydrogenase () is an enzyme that catalyzes the chemical reaction :(−)-menthol + NADP \rightleftharpoons (−)-menthone + NADPH + H, i.e., catalyses the breakdown of menthol. Thus, the two substrates of this enzyme are (−)- ...
*:
(+)-neomenthol dehydrogenase In enzymology, a (+)-neomenthol dehydrogenase () is an enzyme that catalyzes the chemical reaction :(+)-neomenthol + NADP \rightleftharpoons (−)-menthone + NADPH + H Thus, the two substrates of this enzyme are (+)-neomenthol and NADP, wherea ...
*: aldose reductase *:
UDP-glucose 6-dehydrogenase UDP-glucose 6-dehydrogenase is a cytosolic enzyme that in humans is encoded by the ''UGDH'' gene. The protein encoded by this gene converts UDP-glucose to UDP-glucuronate and thereby participates in the biosynthesis of glycosaminoglycans such as ...
*:
(R)-4-hydroxyphenyllactate dehydrogenase (R)-4-hydroxyphenyllactate dehydrogenase () is an enzyme that catalyzes a chemical reaction :(R)-3-(4-hydroxyphenyl)lactate + NAD(P)+ \rightleftharpoons 3-(4-hydroxyphenyl)pyruvate + NAD(P)H + H The 3 substrates of this enzyme are (R)-3-(4-hydr ...
*:
histidinol dehydrogenase In enzymology, histidinol dehydrogenase (HIS4) (HDH) () is an enzyme that catalyzes the chemical reaction :L-histidinol + 2 NAD+ \rightleftharpoons L-histidine + 2 NADH + 2 H+ Thus, the two substrates of this enzyme are L-histidinol and NAD ...
, *: quinate/shikimate dehydrogenase (NAD+) *: shikimate dehydrogenase (NADP+) *:
glyoxylate reductase Glyoxylate reductase (), first isolated from spinach leaves, is an enzyme that catalyzes the reduction of glyoxylate to glycolate, using the cofactor NADH or NADPH. The systematic name of this enzyme class is glycolate:NAD+ oxidoreductase. O ...
*: L-lactate dehydrogenase *: D-lactate dehydrogenase *:
glycerate dehydrogenase In enzymology, a glycerate dehydrogenase () is an enzyme that catalyzes the chemical reaction :(D)-glycerate + NAD+ \rightleftharpoons hydroxypyruvate + NADH + H+ Thus, the two substrates of this enzyme are (R)-glycerate and NAD+, whereas it ...
*:
3-hydroxybutyrate dehydrogenase In enzymology, 3-hydroxybutyrate dehydrogenase () is an enzyme that catalyzes the chemical reaction: : (''R'')-3-hydroxybutanoate + NAD+ \rightleftharpoons acetoacetate + NADH + H+ Thus, the two substrates of this enzyme are (''R'')-3-hydr ...
*: 3-hydroxyisobutyrate dehydrogenase *: mevaldate reductase *:
mevaldate reductase (NADPH) In enzymology, a mevaldate reductase (NADPH) () is an enzyme that catalyzes the chemical reaction :(R)-mevalonate + NADP+ \rightleftharpoons mevaldate + NADPH + H+ Thus, the two substrates of this enzyme are (R)-mevalonate and NADP+, whereas ...
*: hydroxymethylglutaryl-CoA reductase (NADPH) *:
3-hydroxyacyl-CoA dehydrogenase In enzymology, a 3-hydroxyacyl-CoA dehydrogenase () is an enzyme that catalyzes the chemical reaction :(S)-3-hydroxyacyl-CoA + NAD+ \rightleftharpoons 3-oxoacyl-CoA + NADH + H+ Thus, the two substrates of this enzyme are (S)-3-hydroxyacyl-Co ...
*: acetoacetyl-CoA reductase *: malate dehydrogenase *:
malate dehydrogenase (oxaloacetate-decarboxylating) In enzymology, a malate dehydrogenase (oxaloacetate-decarboxylating) () is an enzyme that catalyzes the chemical reaction below :(S)-malate + NAD+ \rightleftharpoons pyruvate + CO2 + NADH Thus, the two substrates of this enzyme are (S)-malate a ...
*: malate dehydrogenase (decarboxylating) *: malate dehydrogenase (oxaloacetate-decarboxylating) (NADP+) *: isocitrate dehydrogenase (NAD+) *: isocitrate dehydrogenase (NADP+) *: phosphogluconate 2-dehydrogenase *: phosphogluconate dehydrogenase (NADP+-dependent, decarboxylating) *: L-gulonate 3-dehydrogenase *: L-arabinose 1-dehydrogenase *: glucose 1-dehydrogenase AD(P)+)*: D-galactose 1-dehydrogenase *: glucose-6-phosphate dehydrogenase (NADP+) *: 3α-hydroxysteroid 3-dehydrogenase (''Si''-specific) *: 3(or 17)β-hydroxysteroid dehydrogenase *: 3α-hydroxycholanate dehydrogenase (NAD+) *: 3α(or 20β)-hydroxysteroid dehydrogenase *: allyl-alcohol dehydrogenase *: lactaldehyde reductase (NADPH) *: ribitol 2-dehydrogenase *: fructuronate reductase *: tagaturonate reductase *: 3-hydroxypropionate dehydrogenase *: 2-hydroxy-3-oxopropionate reductase *: 4-hydroxybutyrate dehydrogenase *: 17β-estradiol 17-dehydrogenase *EC 1.1.1.63: testosterone 17β-dehydrogenase. Now EC 1.1.1.239, 3α(17β)-hydroxysteroid dehydrogenase (NAD+) *: testosterone 17β-dehydrogenase (NADP+) *:
pyridoxine 4-dehydrogenase In enzymology, a pyridoxine 4-dehydrogenase () is an enzyme that catalyzes the chemical reaction :pyridoxine + NADP+ \rightleftharpoons pyridoxal + NADPH + H+ Thus, the two substrates of this enzyme are pyridoxine and NADP+, whereas its 3 pr ...
*: ω-hydroxydecanoate dehydrogenase *:
mannitol 2-dehydrogenase In enzymology, a mannitol 2-dehydrogenase () is an enzyme that catalyzes the chemical reaction :D-mannitol + NAD+ \rightleftharpoons D-fructose + NADH + H+ Thus, the two substrates of this enzyme are D-mannitol and NAD+, whereas its 3 products ...
* EC 1.1.1.68: 5,10-methylenetetrahydrofolate reductase. Now EC 1.5.1.20, methylenetetrahydrofolate reductase
AD(P)H Advertising is the practice and techniques employed to bring attention to a product or service. Advertising aims to put a product or service in the spotlight in hopes of drawing it attention from consumers. It is typically used to promote a ...
*:
gluconate 5-dehydrogenase In enzymology, a gluconate 5-dehydrogenase () is an enzyme that catalyzes the chemical reaction :D-gluconate + NAD(P)+ \rightleftharpoons 5-dehydro-D-gluconate + NAD(P)H + H+ The 3 substrates of this enzyme are D-gluconate, NAD+, and NADP+, w ...
* EC 1.1.1.70: D-glucuronolactone dehydrogenase. Now included with EC 1.2.1.3 aldehyde dehydrogenase (NAD+) *: alcohol dehydrogenase AD(P)+*: glycerol dehydrogenase (NADP+) *:
octanol dehydrogenase In enzymology, an octanol dehydrogenase () is an enzyme that catalyzes the chemical reaction :1-octanol + NAD+ \rightleftharpoons 1-octanal + NADH + H+ Thus, the two substrates of this enzyme are 1-octanol and NAD+, whereas its 3 products are ...
* EC 1.1.1.74: D-aminopropanol dehydrogenase (reaction due to EC 1.1.1.4 (''R,R'')-butanediol dehydrogenase) *: (''R'')-aminopropanol dehydrogenase *: (''S,S'')-butanediol dehydrogenase *:
lactaldehyde reductase In enzymology, a lactaldehyde reductase () is an enzyme that catalyzes the chemical reaction :(R) r (S)propane-1,2-diol + NAD+ \rightleftharpoons (R) r (S)lactaldehyde + NADH + H+ The 3 substrates of this enzyme are (R)-propane-1,2-diol, (S)- ...
*:
methylglyoxal reductase (NADH-dependent) In enzymology, a methylglyoxal reductase (NADH-dependent) () is an enzyme that catalyzes the chemical reaction :(R)-lactaldehyde + NAD+ \rightleftharpoons methylglyoxal + NADH + H+ Thus, the two substrates of this enzyme are (R)-lactaldehyde a ...
*: glyoxylate reductase (NADP+) *: isopropanol dehydrogenase (NADP+) *:
hydroxypyruvate reductase In enzymology, a hydroxypyruvate reductase () is an enzyme that catalyzes the chemical reaction :D-glycerate + NAD(P)+ \rightleftharpoons hydroxypyruvate + NAD(P)H + H+ The 3 substrates of this enzyme are D-glycerate, NAD+, and NADP+, wherea ...
*: malate dehydrogenase (NADP+) *: D-malate dehydrogenase (decarboxylating) *:
dimethylmalate dehydrogenase In enzymology, a dimethylmalate dehydrogenase () is an enzyme that catalyzes the chemical reaction :(R)-3,3-dimethylmalate + NAD+ \rightleftharpoons 3-methyl-2-oxobutanoate + CO2 + NADH Thus, the two substrates of this enzyme are (R)-3,3-dim ...
*: 3-isopropylmalate dehydrogenase *: ketol-acid reductoisomerase (NADP+) *:
homoisocitrate dehydrogenase In enzymology, a homoisocitrate dehydrogenase () is an enzyme that catalyzes the chemical reaction :(1R,2S)-1-hydroxybutane-1,2,4-tricarboxylate + NAD+ \rightleftharpoons 2-oxoadipate + CO2 + NADH + H+ Thus, the two substrates of this enzyme a ...
*:
hydroxymethylglutaryl-CoA reductase In enzymology, a Hydroxymethylglutaryl-CoA reductase () is an enzyme that catalyzes the chemical reaction : (R)-mevalonate + CoA + 2 NAD+ \rightleftharpoons 3-hydroxy-3-methylglutaryl-CoA + 2 NADH + 2 H+ The 3 substrates of this enzyme are (R)- ...
* EC 1.1.1.89: dihydroxyisovalerate dehydrogenase (isomerizing). Now included with EC 1.1.1.86 ketol-acid reductoisomerase *:
aryl-alcohol dehydrogenase In enzymology, an aryl-alcohol dehydrogenase () is an enzyme that catalyzes the chemical reaction :an aromatic alcohol + NAD+ \rightleftharpoons an aromatic aldehyde + NADH + H+ Thus, the two substrates of this enzyme are aromatic alcohol and ...
*: aryl-alcohol dehydrogenase (NADP+) *:
oxaloglycolate reductase (decarboxylating) In enzymology, an oxaloglycolate reductase (decarboxylating) () is an enzyme that catalysis, catalyzes the chemical reaction :D-glycerate + NAD(P)+ + CO2 \rightleftharpoons 2-hydroxy-3-oxosuccinate + NAD(P)H + 2 H+ The 4 substrate (biochemistry), ...
*:
tartrate dehydrogenase In enzymology, a tartrate dehydrogenase () is an enzyme that catalyzes the chemical reaction :tartrate + NAD+ \rightleftharpoons oxaloglycolate + NADH + H+ Thus, the two substrates of this enzyme are tartrate and NAD+, whereas its 3 products ...
*: glycerol-3-phosphate dehydrogenase AD(P)+*:
phosphoglycerate dehydrogenase Phosphoglycerate dehydrogenase (PHGDH) is an enzyme that catalyzes the chemical reactions :3-phospho-D-glycerate + NAD+ \rightleftharpoons 3-phosphonooxypyruvate + NADH + H+ :2-hydroxyglutarate + NAD+ \rightleftharpoons 2-oxoglutarate + NADH + ...
*:
diiodophenylpyruvate reductase In enzymology, a diiodophenylpyruvate reductase () is an enzyme that catalyzes the chemical reaction :3-(3,5-diiodo-4-hydroxyphenyl)lactate + NAD+ \rightleftharpoons 3-(3,5-diiodo-4-hydroxyphenyl)pyruvate + NADH + H+ Thus, the two substrates of ...
*:
3-hydroxybenzyl-alcohol dehydrogenase In enzymology, a 3-hydroxybenzyl-alcohol dehydrogenase () is an enzyme that catalyzes the chemical reaction :3-hydroxybenzyl alcohol + NADP+ \rightleftharpoons 3-hydroxybenzaldehyde + NADPH + H+ Thus, the two substrates of this enzyme are 3-hyd ...
*: (''R'')-2-hydroxy-fatty-acid dehydrogenase *: (''S'')-2-hydroxy-fatty-acid dehydrogenase *: 3-oxoacyl- cyl-carrier-proteinreductase *:
acylglycerone-phosphate reductase In enzymology, an acylglycerone-phosphate reductase () is an enzyme that catalyzes the chemical reaction :1-palmitoylglycerol 3-phosphate + NADP+ \rightleftharpoons palmitoylglycerone phosphate + NADPH + H+ Thus, the two substrates of this enzy ...
*: 3-dehydrosphinganine reductase *: L-threonine 3-dehydrogenase *:
4-oxoproline reductase In enzymology, a 4-oxoproline reductase () is an enzyme that catalyzes the chemical reaction :4-oxo-L-proline + NADH + H+ \rightleftharpoons ''cis''-4-hydroxy-L-proline + NAD+ Thus, the three substrates of this enzyme are 4-oxo-L-proline, NAD ...
*: ''all-trans''-retinol dehydrogenase (NAD+) *:
pantoate 4-dehydrogenase In enzymology, a pantoate 4-dehydrogenase () is an enzyme that catalyzes the chemical reaction :(R)-pantoate + NAD+ \rightleftharpoons (R)-4-dehydropantoate + NADH + H+ Thus, the two substrates of this enzyme are (R)-pantoate and NAD+, wherea ...
*:
pyridoxal 4-dehydrogenase In enzymology, a pyridoxal 4-dehydrogenase () is an enzyme that catalyzes the chemical reaction :pyridoxal + NAD+ \rightleftharpoons 4-pyridoxolactone + NADH + H+ Thus, the two substrates of this enzyme are pyridoxal and NAD+, whereas its 3 p ...
*:
carnitine 3-dehydrogenase In enzymology, a carnitine 3-dehydrogenase () is an enzyme that catalyzes the chemical reaction :carnitine + NAD+ \rightleftharpoons 3-dehydrocarnitine + NADH + H+ Image:Carnitine structure.png, Carnitine Image:3-dehydrocarnitine.svg , 3-Deh ...
* EC 1.1.1.109: Now EC 1.3.1.28, 2,3-dihydro-2,3-dihydroxybenzoate dehydrogenase *: aromatic 2-oxoacid reductase *:
3-(imidazol-5-yl)lactate dehydrogenase In enzymology, a 3-(imidazol-5-yl)lactate dehydrogenase () is an enzyme that catalyzes the chemical reaction :(S)-3-(imidazol-5-yl)lactate + NAD(P)+ \rightleftharpoons 3-(imidazol-5-yl)pyruvate + NAD(P)H + H+ The 3 substrates of this enzyme are ...
*:
indanol dehydrogenase In enzymology, an indanol dehydrogenase () is an enzyme that catalyzes the chemical reaction :indan-1-ol + NAD(P)+ \rightleftharpoons indanone + NAD(P)H + H+ The 3 substrates of this enzyme are indan-1-ol, NAD+, and NADP+, whereas its 4 prod ...
*: L-xylose 1-dehydrogenase *:
apiose 1-reductase In enzymology, an apiose 1-reductase () is an enzyme that catalyzes the chemical reaction :D-apiitol + NAD+ \rightleftharpoons D-apiose + NADH + H+ Thus, the two substrates of this enzyme are D-apiitol and NAD+, whereas its 3 products are D- ...
*: ribose 1-dehydrogenase (NADP+) *: D-arabinose 1-dehydrogenase (NAD+) *: D-arabinose 1-dehydrogenase AD(P)+*: glucose 1-dehydrogenase (NAD+) *: glucose 1-dehydrogenase (NADP+) *: galactose 1-dehydrogenase (NADP+) *: aldose 1-dehydrogenase (NAD+) *: D-threo-aldose 1-dehydrogenase *: sorbose 5-dehydrogenase (NADP+) *: fructose 5-dehydrogenase (NADP+) *: 2-deoxy-D-gluconate 3-dehydrogenase *: 2-dehydro-3-deoxy-D-gluconate 6-dehydrogenase *: 2-dehydro-3-deoxy-D-gluconate 5-dehydrogenase * EC 1.1.1.128: The reaction described is covered by EC 1.1.1.264, L-idonate 5-dehydrogenase. *: L-threonate 3-dehydrogenase *: 3-dehydro-L-gulonate 2-dehydrogenase *: mannuronate reductase *:
GDP-mannose 6-dehydrogenase In enzymology, a GDP-mannose 6-dehydrogenase () is an enzyme that catalyzes the chemical reaction :GDP-D-mannose + 2 NAD+ + H2O \rightleftharpoons GDP-D-mannuronate + 2 NADH + 2 H+ The 3 substrates of this enzyme are GDP-D-mannose, NAD+, and ...
*:
dTDP-4-dehydrorhamnose reductase In enzymology, a dTDP-4-dehydrorhamnose reductase () is an enzyme that catalyzes the chemical reaction :dTDP-6-deoxy-L-mannose + NADP+ \rightleftharpoons dTDP-4-dehydro-6-deoxy-L-mannose + NADPH + H+ Thus, the two substrates of this enzyme are ...
*: dTDP-6-deoxy-L-talose 4-dehydrogenase (NADP+) *: GDP-6-deoxy-D-talose 4-dehydrogenase *: UDP-''N''-acetylglucosamine 6-dehydrogenase *:
ribitol-5-phosphate 2-dehydrogenase In enzymology, a ribitol-5-phosphate 2-dehydrogenase () is an enzyme that catalyzes the chemical reaction :D-ribitol 5-phosphate + NAD(P)+ \rightleftharpoons D-ribulose 5-phosphate + NAD(P)H + H+ The 3 substrates of this enzyme are D-ribitol 5 ...
*: mannitol 2-dehydrogenase (NADP+) * EC 1.1.1.139: polyol dehydrogenase (NADP+). Now included with EC 1.1.1.21 aldehyde reductase *:
sorbitol-6-phosphate 2-dehydrogenase In enzymology, a sorbitol-6-phosphate dehydrogenase () is an enzyme that catalyzes the chemical reaction :D-sorbitol 6-phosphate + NAD+ \rightleftharpoons D-fructose 6-phosphate + NADH + H+ Thus, the two substrates of this enzyme are D-sorbito ...
*: 15-hydroxyprostaglandin dehydrogenase (NAD+) *: D-pinitol dehydrogenase *: sequoyitol dehydrogenase *:
perillyl-alcohol dehydrogenase In enzymology, a perillyl-alcohol dehydrogenase () is an enzyme that catalyzes the chemical reaction :perillyl alcohol + NAD+ \rightleftharpoons perillyl aldehyde + NADH + H+ Thus, the two substrates of this enzyme are perillyl alcohol and NA ...
*: 3β-hydroxy-Δ5-steroid dehydrogenase *: 11β-hydroxysteroid dehydrogenase *: 16α-hydroxysteroid dehydrogenase *: estradiol 17α-dehydrogenase *:
20α-hydroxysteroid dehydrogenase In enzymology, a 20-α-hydroxysteroid dehydrogenase () is an enzyme that catalyzes the chemical reaction :17alpha,20alpha-dihydroxypregn-4-en-3-one + NAD(P)+ \rightleftharpoons 17alpha-hydroxyprogesterone + NAD(P)H + H+ The 3 substrates of thi ...
*: 21-hydroxysteroid dehydrogenase (NAD+) *: 21-hydroxysteroid dehydrogenase (NADP+) *: 3α-hydroxy-5β-androstane-17-one 3α-dehydrogenase *: sepiapterin reductase (L-erythro-7,8-dihydrobiopterin forming) *:
ureidoglycolate dehydrogenase In enzymology, an ureidoglycolate dehydrogenase () is an enzyme that catalyzes the chemical reaction :(S)-ureidoglycolate + NAD(P)+ \rightleftharpoons oxalurate + NAD(P)H + H+ The 3 substrates of this enzyme are (S)-ureidoglycolate, NAD+, an ...
* EC 1.1.1.155: homoisocitrate dehydrogenase. The enzyme is identical to EC 1.1.1.87, homoisocitrate dehydrogenase *: glycerol 2-dehydrogenase (NADP+) *:
3-hydroxybutyryl-CoA dehydrogenase In enzymology, a 3-hydroxybutyryl-CoA dehydrogenase () is an enzyme that catalyzes the chemical reaction :(''S'')-3-hydroxybutanoyl-CoA + NADP+ \rightleftharpoons 3-acetoacetyl-CoA + NADPH + H+ Thus, the two substrates of this enzyme are (''S ...
* EC 1.1.1.158: Now EC 1.3.1.98, UDP-''N''-acetylmuramate dehydrogenase *: 7α-hydroxysteroid dehydrogenase *:
dihydrobunolol dehydrogenase In enzymology, a dihydrobunolol dehydrogenase () is an enzyme that catalyzes the chemical reaction :(+/−)-5- tert-butylamino)-2'-hydroxypropoxy1,2,3,4-tetrahydro-1- naphthol + NADP+ \rightleftharpoons (+/−)-5- tert-butylamino)-2'-hydroxypropo ...
* EC 1.1.1.161: The activity is part of EC 1.14.13.15, cholestanetriol 26-monooxygenase *:
erythrulose reductase In enzymology, an erythrulose reductase () is an enzyme that catalyzes the chemical reaction :erythritol + NADP+ \rightleftharpoons D-erythrulose + NADPH + H+ Thus, the two substrates of this enzyme are erythritol and NADP+, whereas its 3 pro ...
*:
cyclopentanol dehydrogenase In enzymology, a cyclopentanol dehydrogenase () is an enzyme that catalyzes the chemical reaction :cyclopentanol + NAD+ \rightleftharpoons cyclopentanone + NADH + H+ Thus, the two substrates of this enzyme are cyclopentanol and NAD+, whereas i ...
*:
hexadecanol dehydrogenase In enzymology, a hexadecanol dehydrogenase () is an enzyme that catalyzes the chemical reaction :hexadecanol + NAD+ \rightleftharpoons hexadecanal + NADH + H+ Thus, the two substrates of this enzyme are hexadecanol and NAD+, whereas its 3 pro ...
*:
2-alkyn-1-ol dehydrogenase In enzymology, a 2-alkyn-1-ol dehydrogenase () is an enzyme that catalyzes the chemical reaction below: :2-butyne-1,4-diol + NAD+ \rightleftharpoons 4-hydroxy-2-butynal + NADH + H+ The two substrates of this enzyme are 2-butyne-1,4-diol and ...
*:
hydroxycyclohexanecarboxylate dehydrogenase In enzymology, a hydroxycyclohexanecarboxylate dehydrogenase () is an enzyme that catalyzes the chemical reaction :(1S,3R,4S)-3,4-dihydroxycyclohexane-1-carboxylate + NAD+ \rightleftharpoons (1S,4S)-4-hydroxy-3-oxocyclohexane-1-carboxylate + NAD ...
*:
hydroxymalonate dehydrogenase In enzymology, a hydroxymalonate dehydrogenase () is an enzyme that catalyzes the chemical reaction :hydroxymalonate + NAD+ \rightleftharpoons oxomalonate + NADH + H+ Thus, the two substrates of this enzyme are hydroxymalonate and NAD+, where ...
*: 2-dehydropantolactone reductase (''Re''-specific) *:
2-dehydropantoate 2-reductase In enzymology, a 2-dehydropantoate 2-reductase () is an enzyme that catalyzes the chemical reaction :(R)-pantoate + NADP+ \rightleftharpoons 2-dehydropantoate + NADPH + H+ Thus, the two substrates of this enzyme are (R)-pantoate and NADP+, w ...
*: 3β-hydroxysteroid-4α-carboxylate 3-dehydrogenase (decarboxylating) * EC 1.1.1.171: Now EC 1.5.1.20, methylenetetrahydrofolate reductase
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*:
2-oxoadipate reductase In enzymology, a 2-oxoadipate reductase () is an enzyme that catalyzes the chemical reaction :2-hydroxyadipate + NAD+ \rightleftharpoons 2-oxoadipate + NADH + H+ Thus, the two substrates of this enzyme are 2-hydroxyadipate and NAD+, whereas i ...
*: L-rhamnose 1-dehydrogenase *:
cyclohexane-1,2-diol dehydrogenase In enzymology, a cyclohexane-1,2-diol dehydrogenase () is an enzyme that catalysis, catalyzes the chemical reaction :trans-cyclohexane-1,2-diol + NAD+ \rightleftharpoons 2-hydroxycyclohexan-1-one + NADH + H+ Thus, the two substrate (biochemistry) ...
*: D-xylose 1-dehydrogenase *: 12α-hydroxysteroid dehydrogenase *: glycerol-3-phosphate 1-dehydrogenase (NADP+) *:
3-hydroxy-2-methylbutyryl-CoA dehydrogenase In enzymology, a 3-hydroxy-2-methylbutyryl-CoA dehydrogenase () is an enzyme that catalyzes the chemical reaction :(2S,3S)-3-hydroxy-2-methylbutanoyl-CoA + NAD+ \rightleftharpoons 2-methylacetoacetyl-CoA + NADH + H+ Thus, the two substrates o ...
*: D-xylose 1-dehydrogenase (NADP+, D-xylono-1,5-lactone-forming) * EC 1.1.1.180: Now included with EC 1.1.1.131 mannuronate reductase *: cholest-5-ene-3β,7α-diol 3β-dehydrogenase * EC 1.1.1.182: Now included with EC 1.1.1.198 (+)-borneol dehydrogenase, EC 1.1.1.227 (-)-borneol dehydrogenase and EC 1.1.1.228 (+)-sabinol dehydrogenase *: geraniol dehydrogenase (NADP+) *:
carbonyl reductase (NADPH) In enzymology, a carbonyl reductase (NADPH) () is an enzyme that catalyzes the chemical reaction R-CO-R' + NADPH + H+ \rightleftharpoons :R-CHOH-R' + NADP+ Thus, the two products of this enzyme are R-CHOH-R' and NADP+, whereas its 3 substr ...
*: L-glycol dehydrogenase *:
dTDP-galactose 6-dehydrogenase In enzymology, a dTDP-galactose 6-dehydrogenase () is an enzyme that catalyzes the chemical reaction :dTDP-D-galactose + 2 NADP+ + H2O \rightleftharpoons dTDP-D-galacturonate + 2 NADPH + 2 H+ The 3 substrates of this enzyme are dTDP-D-galact ...
*: GDP-4-dehydro-D-rhamnose reductase *:
prostaglandin-F synthase In enzymology, a prostaglandin-F synthase (PGFS; ) is an enzyme that catalyzes the chemical reaction: :(5''Z'',13''E'')-(15''S'')-9alpha,11alpha,15-trihydroxyprosta-5,13-dienoate + NADP+ \rightleftharpoons (5''Z'',13''E'')-(15''S'')-9alpha,15-di ...
*:
prostaglandin-E2 9-reductase In enzymology, a prostaglandin-E2 9-reductase () is an enzyme that catalyzes the chemical reaction :(5Z,13E)-(15S)-9alpha,11alpha,15-trihydroxyprosta-5,13-dienoate + NADP+ \rightleftharpoons (5Z,13E)-(15S)-11alpha,15-dihydroxy-9-oxoprosta-5,13- ...
*:
indole-3-acetaldehyde reductase (NADH) In enzymology, an indole-3-acetaldehyde reductase (NADH) () is an enzyme that catalyzes the chemical reaction :(indol-3-yl)ethanol + NAD+ \rightleftharpoons (indol-3-yl)acetaldehyde + NADH + H+ Thus, the two substrates of this enzyme are (in ...
*:
indole-3-acetaldehyde reductase (NADPH) In enzymology, an indole-3-acetaldehyde reductase (NADPH) () is an enzyme that catalyzes the chemical reaction :(indol-3-yl)ethanol + NADP+ \rightleftharpoons (indol-3-yl)acetaldehyde + NADPH + H+ Thus, the two substrates of this enzyme are (i ...
*:
long-chain-alcohol dehydrogenase In enzymology, a long-chain-alcohol dehydrogenase () is an enzyme that catalyzes the chemical reaction :a long-chain alcohol + 2 NAD+ + H2O \rightleftharpoons a long-chain carboxylate + 2 NADH + 2 H+ The 3 substrates of this enzyme are long-c ...
*:
5-amino-6-(5-phosphoribosylamino)uracil reductase In enzymology, a 5-amino-6-(5-phosphoribosylamino)uracil reductase () is an enzyme that catalyzes the chemical reaction :5-amino-6-(5-phosphoribitylamino)uracil + NADP+ \rightleftharpoons 5-amino-6-(5-phosphoribosylamino)uracil + NADPH + H+ Thus ...
*: coniferyl-alcohol dehydrogenase *:
cinnamyl-alcohol dehydrogenase In enzymology, a cinnamyl-alcohol dehydrogenase () is an enzyme that catalyzes the chemical reaction :cinnamyl alcohol + NADP+ \rightleftharpoons cinnamaldehyde + NADPH + H+ Thus, the two substrates of this enzyme are cinnamyl alcohol and NAD ...
*: 15-hydroxyprostaglandin-D dehydrogenase (NADP+) *: 15-hydroxyprostaglandin dehydrogenase (NADP+) *: (+)-borneol dehydrogenase *: (''S'')-usnate reductase *:
aldose-6-phosphate reductase (NADPH) In enzymology, an aldose-6-phosphate reductase (NADPH) () is an enzyme that catalyzes the chemical reaction :D-sorbitol 6-phosphate + NADP+ \rightleftharpoons D-glucose 6-phosphate + NADPH + H+ Thus, the two substrates of this enzyme are D-sorb ...
*: (+)-sabinol dehydrogenase *: galactitol-1-phosphate 5-dehydrogenase *:
tetrahydroxynaphthalene reductase In enzymology, a tetrahydroxynaphthalene reductase () is an enzyme that catalyzes the chemical reaction :scytalone + NADP+ \rightleftharpoons 1,3,6,8-tetrahydroxynaphthalene + NADPH + H+ Thus, the two substrates of this enzyme are scytalone and ...
* EC 1.1.1.253: Now EC 1.5.1.33, pteridine reductase *: (''S'')-carnitine 3-dehydrogenase *:
mannitol dehydrogenase In enzymology, a mannitol dehydrogenase () is an enzyme that catalyzes the chemical reaction :D-mannitol + NAD+ \rightleftharpoons D-mannose + NADH + H+ Thus, the two substrates of this enzyme are D-mannitol and NAD+, whereas its 3 products ar ...
*: fluoren-9-ol dehydrogenase *:
4-(hydroxymethyl)benzenesulfonate dehydrogenase In enzymology, a 4-(hydroxymethyl)benzenesulfonate dehydrogenase () is an enzyme that catalyzes the chemical reaction :4-(hydroxymethyl)benzenesulfonate + NAD+ \rightleftharpoons 4-formylbenzenesulfonate + NADH + H+ Thus, the two substrates of ...
*:
6-hydroxyhexanoate dehydrogenase In enzymology, a 6-hydroxyhexanoate dehydrogenase () is an enzyme that catalyzes the chemical reaction :6-hydroxyhexanoate + NAD+ \rightleftharpoons 6-oxohexanoate + NADH + H+ Thus, the two substrates of this enzyme are 6-hydroxyhexanoate and ...
*:
3-hydroxypimeloyl-CoA dehydrogenase In enzymology, a 3-hydroxypimeloyl-CoA dehydrogenase () is an enzyme that catalyzes the chemical reaction :3-hydroxypimeloyl-CoA + NAD+ \rightleftharpoons 3-oxopimeloyl-CoA + NADH + H+ Thus, the two substrates of this enzyme are 3-hydroxypime ...
*:
sulcatone reductase In enzymology, a sulcatone reductase () is an enzyme that catalyzes the chemical reaction :sulcatol + NAD+ \rightleftharpoons sulcatone + NADH + H+ Thus, the two substrates of this enzyme are sulcatol and NAD+, whereas its 3 products are sulc ...
*: ''sn''-glycerol-1-phosphate dehydrogenase *:
4-hydroxythreonine-4-phosphate dehydrogenase In enzymology, a 4-hydroxythreonine-4-phosphate dehydrogenase () is an enzyme that catalyzes the chemical reaction :4-phosphonooxy-L-threonine + NAD+ \rightleftharpoons (2S)-2-amino-3-oxo-4-phosphonooxybutanoate + NADH + H+ Thus, the two substr ...
*: 1,5-anhydro-D-fructose reductase *: L-idonate 5-dehydrogenase *:
3-methylbutanal reductase In enzymology, a 3-methylbutanal reductase () is an enzyme that catalyzes the chemical reaction :3-methylbutan-1-ol + NAD(P)+ \rightleftharpoons 3-methylbutanal + NAD(P)H + H+ The three substrates of this enzyme are 3-methylbutan-1-ol (isoamy ...
*:
dTDP-4-dehydro-6-deoxyglucose reductase In enzymology, a dTDP-4-dehydro-6-deoxyglucose reductase () is an enzyme that catalyzes the chemical reaction :dTDP-D-fucose + NADP+ \rightleftharpoons dTDP-4-dehydro-6-deoxy-D-glucose + NADPH + H+ Thus, the two substrates of this enzyme are ...
*: 1-deoxy-D-xylulose-5-phosphate reductoisomerase *: 2-(''R'')-hydroxypropyl-CoM dehydrogenase *: 2-(''S'')-hydroxypropyl-CoM dehydrogenase *: 3β-hydroxysteroid 3-dehydrogenase *: GDP-L-fucose synthase *: D-2-hydroxyacid dehydrogenase (NADP+) *:
vellosimine dehydrogenase In enzymology, a vellosimine dehydrogenase () is an enzyme that catalyzes the chemical reaction :10-deoxysarpagine + NADP+ \rightleftharpoons vellosimine + NADPH + H+ Thus, the two substrates of this enzyme are 10-deoxysarpagine and NADP+, wh ...
*: 2,5-didehydrogluconate reductase (2-dehydro-D-gluconate-forming) *: (+)-trans-carveol dehydrogenase *: serine 3-dehydrogenase (NADP+) *: 3β-hydroxy-5β-steroid dehydrogenase *: 3β-hydroxy-5α-steroid dehydrogenase *: (''R'')-3-hydroxyacid-ester dehydrogenase *: (''S'')-3-hydroxyacid-ester dehydrogenase *: GDP-4-dehydro-6-deoxy-D-mannose reductase *: quinate/shikimate dehydrogenase AD(P)+)/nowiki> *:
methylglyoxal reductase (NADPH-dependent) In enzymology, a methylglyoxal reductase (NADPH-dependent) () is an enzyme that catalysis, catalyzes the chemical reaction :lactaldehyde + NADP+ \rightleftharpoons methylglyoxal + NADPH + H+ Thus, the two substrate (biochemistry), substrates of t ...
*: ''S''-(hydroxymethyl)glutathione dehydrogenase *: 3′′-deamino-3′′-oxonicotianamine reductase *:
isocitrate—homoisocitrate dehydrogenase Isocitrate—homoisocitrate dehydrogenase is an enzyme that catalyzes the following two reactions: * isocitrate + NAD+ \rightleftharpoons 2-oxoglutarate + CO2 + NADH Nicotinamide adenine dinucleotide (NAD) is a coenzyme central to metabol ...
*: D-arabinitol dehydrogenase (NADP+) *:
xanthoxin dehydrogenase In enzymology, a xanthoxin dehydrogenase () is an enzyme that catalyzes the chemical reaction :xanthoxin + NAD+ \rightleftharpoons abscisic aldehyde + NADH + H+ Thus, the two substrates of this enzyme are xanthoxin and NAD+, whereas its 3 p ...
*:
sorbose reductase In enzymology, a sorbose reductase () is an enzyme that catalyzes the chemical reaction :D-glucitol + NADP+ \rightleftharpoons L-sorbose + NADPH + H+ Thus, the two substrates of this enzyme are D-glucitol and NADP+, whereas its 3 products ar ...
*:
4-phosphoerythronate dehydrogenase In enzymology, a 4-phosphoerythronate dehydogenase () is an enzyme that catalyzes the chemical reaction :4-phospho-D-erythronate + NAD+ \rightleftharpoons (3R)-3-hydroxy-2-oxo-4-phosphonooxybutanoate + NADH + H+ Thus, the two substrates of thi ...
*:
2-hydroxymethylglutarate dehydrogenase In enzymology, a 2-hydroxymethylglutarate dehydrogenase () is an enzyme that catalyzes the chemical reaction :(S)-2-hydroxymethylglutarate + NAD+ \rightleftharpoons 2-formylglutarate + NADH + H+ Thus, the two substrates of this enzyme are (S ...
*: 1,5-anhydro-D-fructose reductase (1,5-anhydro-D-mannitol-forming) * EC 1.1.1.293: tropinone reductase I. This enzyme was already in the Enzyme List as EC 1.1.1.206, tropine dehydrogenase so EC 1.1.1.293 has been withdrawn at the public-review stage *: chlorophyll(ide) ''b'' reductase *:
momilactone-A synthase Momilactone-A synthase (, ''momilactone A synthase'', ''OsMAS'') is an enzyme with systematic name ''3beta-hydroxy-9beta-pimara-7,15-diene-19,6beta-olide:NAD(P)+ oxidoreductase''. This enzyme catalyses the following chemical reaction : 3beta-hyd ...
*:
dihydrocarveol dehydrogenase Dihydrocarveol dehydrogenase (, ''carveol dehydrogenase (ambiguous)'') is an enzyme with systematic name ''menth-8-en-2-ol:NAD+ oxidoreductase''. This enzyme catalyses the following chemical reaction : menth-8-en-2-ol + NAD+ \rightleftharpoons me ...
*:
limonene-1,2-diol dehydrogenase Limonene-1,2-diol dehydrogenase (, ''NAD+-dependent limonene-1,2-diol dehydrogenase'') is an enzyme with systematic name ''menth-8-ene-1,2-diol:NAD+ oxidoreductase''. This enzyme catalyses the following chemical reaction : menth-8-ene-1,2-diol + ...
*: 3-hydroxypropionate dehydrogenase (NADP+) *: malate dehydrogenase AD(P)+)*:
NADP-retinol dehydrogenase NADP-retinol dehydrogenase (, ''all-trans retinal reductase'', ''all-trans-retinol dehydrogenase'', ''NADP(H)-dependent retinol dehydrogenase/reductase'', ''RDH11'', ''RDH12'', ''RDH13'', ''RDH14'', ''retinol dehydrogenase 12'', ''retinol dehydroge ...
*: D-arabitol-phosphate dehydrogenase *: 2,5-diamino-6-(ribosylamino)-4(3''H'')-pyrimidinone 5′-phosphate reductase *: diacetyl reductase ''R'')-acetoin forming/nowiki> *: diacetyl reductase ''S'')-acetoin forming/nowiki> *: UDP-glucuronic acid dehydrogenase (UDP-4-keto-hexauronic acid decarboxylating) *: ''S''-(hydroxymethyl)mycothiol dehydrogenase *: D-xylose reductase *:
sulfopropanediol 3-dehydrogenase Sulfopropanediol 3-dehydrogenase (, ''DHPS 3-dehydrogenase (sulfolactate forming)'', ''2,3-dihydroxypropane-1-sulfonate 3-dehydrogenase (sulfolactate forming)'', ''dihydroxypropanesulfonate 3-dehydrogenase'', ''hpsN (gene)'') is an enzyme with List ...
*:
phosphonoacetaldehyde reductase (NADH) Phosphonoacetaldehyde reductase (NADH) (, ''PhpC'') is an enzyme with List of enzymes, systematic name ''2-hydroxyethylphosphonate:NAD+ oxidoreductase''. This enzyme catalysis, catalyses the following chemical reaction : 2-hydroxyethylphosphonate ...
*: (''S'')-sulfolactate dehydrogenase *: (''S'')-1-phenylethanol dehydrogenase *:
2-hydroxy-4-carboxymuconate semialdehyde hemiacetal dehydrogenase 2-hydroxy-4-carboxymuconate semialdehyde hemiacetal dehydrogenase (, ''2-hydroxy-4-carboxymuconate 6-semialdehyde dehydrogenase'', ''4-carboxy-2-hydroxy-cis,cis-muconate-6-semialdehyde:NADP+ oxidoreductase'', ''alpha-hydroxy-gamma-carboxymuconic ep ...
*:
sulfoacetaldehyde reductase Sulfoacetaldehyde reductase (, ''ISFD'') is an enzyme with systematic name ''isethionate:NADP+ oxidoreductase''. This enzyme catalyses the following chemical reaction A chemical reaction is a process that leads to the chemical transformation ...
* EC 1.1.1.314: Now known to be catalyzed by EC 1.14.14.95, germacrene A hydroxylase *: 11-''cis''-retinol dehydrogenase *: L-galactose 1-dehydrogenase *:
perakine reductase Perakine reductase () is an enzyme with List of enzymes, systematic name ''raucaffrinoline:NADP+ oxidoreductase''. This enzyme catalysis, catalyses the following chemical reaction : raucaffrinoline + NADP+ \rightleftharpoons perakine + NADPH + H+ ...
*:
eugenol synthase Eugenol synthase (, ''LtCES1'', ''EGS1'', ''EGS2'') is an enzyme with systematic name ''eugenol:NADP+ oxidoreductase (coniferyl ester reducing)''. This enzyme catalyses the following chemical reaction: eugenol + a carboxylate In organic chem ...
*: isoeugenol synthase *: benzil reductase ''S'')-benzoin forming*: benzil reductase ''R'')-benzoin forming*: (–)-''endo''-fenchol dehydrogenase *:
(+)-thujan-3-ol dehydrogenase (+)-Thujan-3-ol dehydrogenase (, ''d-3-thujanol dehydrogenase'', ''TDH'') is an enzyme with systematic name ''(+)-thujan-3-ol:NAD(P)+ oxidoreductase''. This enzyme catalyses the following chemical reaction : (+)-thujan-3-ol + NAD(P)+ \rightlefth ...
*: 8-hydroxygeraniol dehydrogenase *: sepiapterin reductase (L-''threo''-7,8-dihydrobiopterin forming) *:
zerumbone synthase Zerumbone synthase (, ''ZSD1'') is an enzyme with List of enzymes, systematic name ''10-hydroxy-alpha-humulene:NAD+ oxidoreductase''. This enzyme catalysis, catalyses the following chemical reaction : 10-hydroxy-alpha-humulene + NAD+ \rightlefthar ...
*:
5-exo-hydroxycamphor dehydrogenase 5-exo-hydroxycamphor dehydrogenase (, ''F-dehydrogenase'', ''FdeH'') is an enzyme with systematic name ''5-exo-hydroxycamphor:NAD+ oxidoreductase''. This enzyme catalyses the following chemical reaction : 5-exo-hydroxycamphor + NAD+ \rightlefthar ...
*:
nicotine blue oxidoreductase Nicotine blue oxidoreductase (, ''nboR (gene)'') is an enzyme with List of enzymes, systematic name ''3,3'-bipyridine-2,2',5,5',6,6'-hexol:NADP+ 11-oxidoreductase''. This enzyme catalysis, catalyses the following chemical reaction : 3,3'-bipyridi ...
*: 2-deoxy-''scyllo''-inosamine dehydrogenase *:
very-long-chain 3-oxoacyl-CoA reductase Very-long-chain 3-oxoacyl-CoA reductase (, ''very-long-chain 3-ketoacyl-CoA reductase'', ''very-long-chain beta-ketoacyl-CoA reductase'', ''KCR (gene)'', ''IFA38 (gene)'') is an enzyme with List of enzymes, systematic name ''(3R)-3-hydroxyacyl-CoA: ...
*:
secoisolariciresinol dehydrogenase Secoisolariciresinol dehydrogenase () is an enzyme with the List of enzymes, systematic name ''(-)-secoisolariciresinol:NAD+ oxidoreductase''. This enzyme catalysis, catalyses the following chemical reaction: : (-)-secoisolariciresinol + 2 NAD+ \r ...
*:
chanoclavine-I dehydrogenase Chanoclavine-I dehydrogenase (, ''easD (gene)'', ''fgaDH (gene)'') is an enzyme with systematic name ''chanoclavine-I:NAD+ oxidoreductase''. This enzyme catalises the following chemical reaction : chanoclavine-I + NAD+ \rightleftharpoons chanocla ...
*: decaprenylphospho-β-D-''erythro''-pentofuranosid-2-ulose 2-reductase *:
methylecgonone reductase Methylecgonone reductase (, ''MecgoR (gene name)'') is an enzyme with systematic name ''ecgonine methyl ester:NADP+ oxidoreductase''. This enzyme catalyses the following chemical reaction : ecgonine methyl ester + NADP+ \rightleftharpoons ecgonon ...
*: UDP-''N''-acetyl-2-amino-2-deoxyglucuronate dehydrogenase *: UDP-''N''-acetyl-D-mannosamine dehydrogenase *: L-2-hydroxycarboxylate dehydrogenase (NAD+) *: (2''R'')-3-sulfolactate dehydrogenase (NADP+) *: dTDP-6-deoxy-L-talose 4-dehydrogenase (NAD+) *: 1-deoxy-11β-hydroxypentalenate dehydrogenase *:
CDP-abequose synthase CDP-abequose synthase (, ''rfbJ (gene)'') is an enzyme with systematic name ''CDP-alpha-D-abequose:NADP+ 4-oxidoreductase''. This enzyme catalyses the following chemical reaction : CDP-alpha-D-abequose + NADP+ \rightleftharpoons CDP-4-dehydro-3,6 ...
*:
CDP-paratose synthase CDP-paratose synthase (, ''rfbS (gene)'') is an enzyme with systematic name ''CDP-alpha-D-paratose:NADP+ 4-oxidoreductase''. This enzyme catalyses the following chemical reaction A chemical reaction is a process that leads to the chemical tr ...
: At present (October 2021) most of the entries from 343 onwards have no Wikipedia articles * EC 1.1.1.343: phosphogluconate dehydrogenase (NAD+-dependent, decarboxylating) * EC 1.1.1.344: dTDP-6-deoxy-L-talose 4-dehydrogenase AD(P)+* EC 1.1.1.345: D-2-hydroxyacid dehydrogenase (NAD+) * EC 1.1.1.346: 2,5-didehydrogluconate reductase (2-dehydro-L-gulonate-forming) * EC 1.1.1.347: geraniol dehydrogenase (NAD+) * EC 1.1.1.348: (3''R'')-2′-hydroxyisoflavanone reductase * EC 1.1.1.349: norsolorinic acid ketoreductase * EC 1.1.1.350: ureidoglycolate dehydrogenase (NAD+) * EC 1.1.1.351: phosphogluconate dehydrogenase AD(P)+-dependent, decarboxylating* EC 1.1.1.352: 5′-hydroxyaverantin dehydrogenase * EC 1.1.1.353: versiconal hemiacetal acetate reductase * EC 1.1.1.354: farnesol dehydrogenase (NAD+) * EC 1.1.1.355: 2′-dehydrokanamycin reductase * EC 1.1.1.356: GDP-L-colitose synthase * EC 1.1.1.357: 3α-hydroxysteroid 3-dehydrogenase * EC 1.1.1.358: 2-dehydropantolactone reductase * EC 1.1.1.359: aldose 1-dehydrogenase AD(P)+* EC 1.1.1.360: glucose/galactose 1-dehydrogenase * EC 1.1.1.361: glucose-6-phosphate 3-dehydrogenase * EC 1.1.1.362: aklaviketone reductase * EC 1.1.1.363: glucose-6-phosphate dehydrogenase AD(P)+* EC 1.1.1.364: dTDP-4-dehydro-6-deoxy-α-D-gulose 4-ketoreductase * EC 1.1.1.365: D-galacturonate reductase * EC 1.1.1.366: L-idonate 5-dehydrogenase (NAD+) * EC 1.1.1.367: UDP-2-acetamido-2,6-β-L-arabino-hexul-4-ose reductase * EC 1.1.1.368: 6-hydroxycyclohex-1-ene-1-carbonyl-CoA dehydrogenase * EC 1.1.1.369: D-chiro-inositol 1-dehydrogenase * EC 1.1.1.370: ''scyllo''-inositol 2-dehydrogenase (NAD+) * EC 1.1.1.371: ''scyllo''-inositol 2-dehydrogenase (NADP+) * EC 1.1.1.372: D/L-glyceraldehyde reductase * EC 1.1.1.373: sulfolactaldehyde 3-reductase * EC 1.1.1.374: UDP-''N''-acetylglucosamine 3-dehydrogenase * EC 1.1.1.375: L-2-hydroxycarboxylate dehydrogenase AD(P)+* EC 1.1.1.376: L-arabinose 1-dehydrogenase AD(P)+* EC 1.1.1.377: L-rhamnose 1-dehydrogenase (NADP+) * EC 1.1.1.378: L-rhamnose 1-dehydrogenase AD(P)+* EC 1.1.1.379: (''R'')-mandelate dehydrogenase * EC 1.1.1.380: L-gulonate 5-dehydrogenase * EC 1.1.1.381: 3-hydroxy acid dehydrogenase * EC 1.1.1.382: ketol-acid reductoisomerase (NAD+) * EC 1.1.1.383: ketol-acid reductoisomerase AD(P)+* EC 1.1.1.384: dTDP-3,4-didehydro-2,6-dideoxy-α-D-glucose 3-reductase * EC 1.1.1.385: dihydroanticapsin dehydrogenase * EC 1.1.1.386: ipsdienol dehydrogenase * EC 1.1.1.387: L-serine 3-dehydrogenase (NAD+) * EC 1.1.1.388: glucose-6-phosphate dehydrogenase (NAD+) * EC 1.1.1.389: 2-dehydro-3-deoxy-L-galactonate 5-dehydrogenase * EC 1.1.1.390: sulfoquinovose 1-dehydrogenase * EC 1.1.1.391: 3β-hydroxycholanate 3-dehydrogenase (NAD+) * EC 1.1.1.392: 3α-hydroxycholanate dehydrogenase (NADP+) * EC 1.1.1.393: 3β-hydroxycholanate 3-dehydrogenase (NADP+) * EC 1.1.1.394: aurachin B dehydrogenase * EC 1.1.1.395: 3α-hydroxy bile acid-CoA-ester 3-dehydrogenase * EC 1.1.1.396: bacteriochlorophyllide a dehydrogenase * EC 1.1.1.397: β-methylindole-3-pyruvate reductase * EC 1.1.1.398: 2-glutathionyl-2-methylbut-3-en-1-ol dehydrogenase * EC 1.1.1.399: 2-oxoglutarate reductase * EC 1.1.1.400: 2-methyl-1,2-propanediol dehydrogenase * EC 1.1.1.401: 2-dehydro-3-deoxy-L-rhamnonate dehydrogenase (NAD+) * EC 1.1.1.402: D-erythritol 1-phosphate dehydrogenase * EC 1.1.1.403: D-threitol dehydrogenase (NAD+) * EC 1.1.1.404: tetrachlorobenzoquinone reductase * EC 1.1.1.405: ribitol-5-phosphate 2-dehydrogenase (NADP+) * EC 1.1.1.406: galactitol 2-dehydrogenase (L-tagatose-forming) * EC 1.1.1.407: D-altritol 5-dehydrogenase * EC 1.1.1.408: 4-phospho-D-threonate 3-dehydrogenase * EC 1.1.1.409: 4-phospho-D-erythronate 3-dehydrogenase * EC 1.1.1.410: D-erythronate 2-dehydrogenase * EC 1.1.1.411: L-threonate 2-dehydrogenase * EC 1.1.1.412: 2-alkyl-3-oxoalkanoate reductase * EC 1.1.1.413: A-factor type γ-butyrolactone 1′-reductase (1''S''-forming) * EC 1.1.1.414: L-galactonate 5-dehydrogenase * EC 1.1.1.415: noscapine synthase * EC 1.1.1.416: isopyridoxal dehydrogenase (5-pyridoxolactone-forming) * EC 1.1.1.417: 3β-hydroxysteroid-4β-carboxylate 3-dehydrogenase (decarboxylating) * EC 1.1.1.418: plant 3β-hydroxysteroid-4α-carboxylate 3-dehydrogenase (decarboxylating) * EC 1.1.1.419: nepetalactol dehydrogenase * EC 1.1.1.420: D-apiose dehydrogenase * EC 1.1.1.421: D-apionate oxidoisomerase * EC 1.1.1.422: pseudoephedrine dehydrogenase * EC 1.1.1.423: (1''R'',2''S'')-ephedrine 1-dehydrogenase * EC 1.1.1.424: D-xylose 1-dehydrogenase (NADP+, D-xylono-1,4-lactone-forming) * EC 1.1.1.425: levoglucosan dehydrogenase * EC 1.1.1.426: UDP-''N''-acetyl-α-D-quinovosamine dehydrogenase


EC 1.1.2 With a cytochrome as acceptor

*EC 1.1.2.1: glycerolphosphate dehydrogenase. As the acceptor is now known, the enzyme has been transferred to EC 1.1.5.3, glycerol-3-phosphate dehydrogenase. *:
mannitol dehydrogenase (cytochrome) In enzymology, a mannitol dehydrogenase (cytochrome) () is an enzyme that catalyzes the chemical reaction :D-mannitol + ferricytochrome c \rightleftharpoons D-fructose + ferrocytochrome c Thus, the two substrates of this enzyme are D-mannitol ...
*: L-lactate dehydrogenase (cytochrome) *: D-lactate dehydrogenase (cytochrome) *: D-lactate dehydrogenase (cytochrome c-553) *:
polyvinyl alcohol dehydrogenase (cytochrome) Polyvinyl alcohol dehydrogenase (cytochrome) (, ''PVA dehydrogenase'', ''PVADH'') is an enzyme with systematic name ''polyvinyl alcohol:ferricytochrome-c oxidoreductase''. This enzyme catalyses the following chemical reaction : polyvinyl alcohol ...
*:
methanol dehydrogenase (cytochrome c) Methanol dehydrogenase (cytochrome c) (, ''methanol dehydrogenase'', ''MDH'') is an enzyme with systematic name ''methanol:cytochrome c oxidoreductase''. This enzyme catalyses the following chemical reaction : a primary alcohol + 2 ferricytochrom ...
*:
alcohol dehydrogenase (cytochrome c) Alcohol dehydrogenase (cytochrome c) (, ''type I quinoprotein alcohol dehydrogenase'', ''quinoprotein ethanol dehydrogenase'') is an enzyme with List of enzymes, systematic name ''alcohol:cytochrome c oxidoreductase''. This enzyme catalysis, catal ...
*EC 1.1.2.9: 1-butanol dehydrogenase (cytochrome c) * *EC 1.1.2.10: lanthanide-dependent methanol dehydrogenase * : *No Wikipedia article


EC 1.1.3 With oxygen as acceptor

* EC 1.1.3.1: Now included with EC 1.1.3.15 (''S'')-2-hydroxy-acid oxidase * : L-lactate oxidase * * :
malate oxidase In enzymology, a malate oxidase () is an enzyme that catalyzes the chemical reaction :(S)-malate + O2 \rightleftharpoons oxaloacetate + H2O2 Thus, the two substrates of this enzyme are (S)-malate and O2, whereas its two products are oxaloace ...
* :
glucose oxidase The glucose oxidase enzyme (GOx or GOD) also known as notatin (EC number 1.1.3.4) is an oxidoreductase that catalyses the oxidation of glucose to hydrogen peroxide and D-glucono-δ-lactone. This enzyme is produced by certain species of fungi and ...
* :
hexose oxidase In enzymology, a hexose oxidase () is an enzyme that catalyzes Catalysis () is the process of increasing the rate of a chemical reaction by adding a substance known as a catalyst (). Catalysts are not consumed in the reaction and remain un ...
* :
cholesterol oxidase In enzymology, a cholesterol oxidase () is an enzyme that catalyzes the chemical reaction :cholesterol + O2 \rightleftharpoons cholest-4-en-3-one + H2O2 Thus, the two substrates of this enzyme are cholesterol and O2, whereas its two products ...
* :
aryl-alcohol oxidase In enzymology, an aryl-alcohol oxidase () is an enzyme that catalyzes the chemical reaction :an aromatic primary alcohol + O2 \rightleftharpoons an aromatic aldehyde + H2O2 Thus, the two substrates of this enzyme are aromatic primary alcohol ...
* : L-gulonolactone oxidase * :
galactose oxidase Galactose oxidase (D-galactose:oxygen 6-oxidoreductase, D-galactose oxidase, beta-galactose oxidase; abbreviated GAO, GAOX, GOase; ) is an enzyme that catalyzes the oxidation of D-galactose in some species of fungi. Galactose oxidase belongs to ...
* :
pyranose oxidase In enzymology, a pyranose oxidase () is an enzyme that catalyzes the chemical reaction :D-glucose + O2 \rightleftharpoons 2-dehydro-D-glucose + H2O2 Thus, the two substrates of this enzyme are D-glucose and O2, whereas its two products are 2- ...
* : L-sorbose oxidase * :
pyridoxine 4-oxidase In enzymology, a pyridoxine 4-oxidase () is an enzyme that catalyzes the chemical reaction :pyridoxine + O2 \rightleftharpoons pyridoxal + H2O2 Thus, the two substrates of this enzyme are pyridoxine and O2, whereas its two products are pyrid ...
* :
alcohol oxidase Alcohol most commonly refers to: * Alcohol (chemistry), an organic compound in which a hydroxyl group is bound to a carbon atom * Alcohol (drug), an intoxicant found in alcoholic drinks Alcohol may also refer to: Chemicals * Ethanol, one of se ...
* :
catechol oxidase (dimerizing) In enzymology, a catechol oxidase (dimerizing) () is an enzyme that catalyzes the chemical reaction :4 catechol + 3 O2 \rightleftharpoons 2 dibenzo ,4ioxin-2,3-dione + 6 H2O Thus, the two substrates of this enzyme are catechol and O2, whereas ...
* : (''S'')-2-hydroxy-acid oxidase * :
ecdysone oxidase In enzymology, an ecdysone oxidase () is an enzyme that catalyzes the chemical reaction :ecdysone + O2 \rightleftharpoons 3-dehydroecdysone + H2O2 Thus, the two substrates of this enzyme are ecdysone and O2, whereas its two products are 3- ...
* :
choline oxidase In enzymology, a choline oxidase () is an enzyme that catalyzes the chemical reaction :choline + O2 \rightleftharpoons betaine aldehyde + H2O2 Thus, the two substrates of this enzyme are choline and O2, whereas its two products are betaine alde ...
* :
Secondary-alcohol oxidase In enzymology, a secondary-alcohol oxidase () is an enzyme that catalyzes the chemical reaction :a secondary alcohol + O2 \rightleftharpoons a ketone + H2O2 Thus, the two substrates of this enzyme are secondary alcohol and O2, whereas its two ...
* :
4-hydroxymandelate oxidase In enzymology, a 4-hydroxymandelate oxidase () is an enzyme that catalyzes the chemical reaction :(S)-2-hydroxy-2-(4-hydroxyphenyl)acetate + O2 \rightleftharpoons 4-hydroxybenzaldehyde + CO2 + H2O2 Thus, the two substrates of this enzyme are ...
* :
long-chain-alcohol oxidase Long-chain alcohol oxidase is one of two enzyme classes that oxidize long-chain or fatty alcohols to aldehydes. It has been found in certain '' Candida'' yeast, where it participates in omega oxidation of fatty acids to produce acyl-CoA for energy ...
* :
glycerol-3-phosphate oxidase In enzymology, a glycerol-3-phosphate oxidase () is an enzyme that catalyzes the chemical reaction :sn-glycerol 3-phosphate + O2 \rightleftharpoons glycerone phosphate + H2O2 Thus, the two substrates of this enzyme are sn-glycerol 3-phosphate a ...
* EC 1.1.3.22: Now EC 1.17.3.2, xanthine oxidase. The enzyme was incorrectly classified as acting on a CH-OH group * :
Thiamine oxidase In enzymology, a thiamine oxidase () is an enzyme that catalyzes the chemical reaction ::thiamine + 2 O2 + H2O \rightleftharpoons thiamine acetic acid + 2 H2O2 The 3 substrates of this enzyme are thiamine, O2, and H2O, whereas its two produc ...
* : L-galactonolactone oxidase * EC 1.1.3.25: Now included with EC 1.1.99.18, cellobiose dehydrogenase (acceptor) * EC 1.1.3.26: Now EC 1.21.3.2, columbamine oxidase * :
hydroxyphytanate oxidase In enzymology, a hydroxyphytanate oxidase () is an enzyme that catalyzes the chemical reaction :L-2-hydroxyphytanate + O2 \rightleftharpoons 2-oxophytanate + H2O2 Thus, the two substrates of this enzyme are L-2-hydroxyphytanate and O2, wherea ...
* :
nucleoside oxidase Nucleoside oxidase () is an enzyme with List of enzymes, systematic name ''nucleoside:oxygen 5'-oxidoreductase''. This enzyme catalysis, catalyses the following chemical reaction : inosine + O2 \rightleftharpoons 9-riburonosylhypoxanthine + H2O : ...
* :
N-acylhexosamine oxidase In enzymology, a N-acylhexosamine oxidase () is an enzyme that catalyzes the chemical reaction :N-acetyl-D-glucosamine + O2 \rightleftharpoons N-acetyl-D-glucosaminate + H2O2 Thus, the two substrates of this enzyme are N-acetyl-D-glucosamine an ...
* :
polyvinyl-alcohol oxidase In enzymology, a polyvinyl-alcohol oxidase () is an enzyme that catalysis, catalyzes the chemical reaction :polyvinyl alcohol + O2 \rightleftharpoons oxidized polyvinyl alcohol + H2O2 Thus, the two substrate (biochemistry), substrates of this en ...
* EC 1.1.3.31: deleted, cannot be distinguished from EC 1.1.3.13, alcohol oxidase * EC 1.1.3.32: Now EC 1.14.21.1, (''S'')-stylopine synthase * EC 1.1.3.33: Now EC 1.14.21.2, (''S'')-cheilanthifoline synthase * EC 1.1.3.34: Now EC 1.14.21.3, berbamunine synthase * EC 1.1.3.35: Now EC 1.14.21.4, salutaridine synthase * EC 1.1.3.36: Now EC 1.14.21.5, (''S'')-canadine synthase * : D-arabinono-1,4-lactone oxidase * :
vanillyl-alcohol oxidase In enzymology, a vanillyl-alcohol oxidase () is an enzyme that catalyzes the chemical reaction : + O2 \rightleftharpoons + H2O2 Thus, the two substrates of this enzyme are vanillyl alcohol and O2, whereas its two products are vanillin and H2 ...
* : nucleoside oxidase (H2O2-forming) * : D-mannitol oxidase * :
xylitol oxidase In enzymology, a xylitol oxidase () is an enzyme that catalyzes the chemical reaction :xylitol + O2 \rightleftharpoons xylose + H2O2 Thus, the two substrates of this enzyme are xylitol and O2, whereas its two products are xylose and H2O2. T ...
* :
prosolanapyrone-II oxidase Prosolanapyrone-II oxidase (, ''Sol5'', ''SPS'', ''solanapyrone synthase (bifunctional enzyme: prosolanapyrone II oxidase/prosolanapyrone III cycloisomerase)'', ''prosolanapyrone II oxidase'') is an enzyme with systematic name ''prosolanapyrone-II: ...
* : paromamine 6′-oxidase * : 6′′′-hydroxyneomycin C oxidase * EC 1.1.3.45: aclacinomycin-N oxidase * * EC 1.1.3.46: 4-hydroxymandelate oxidase * * EC 1.1.3.47: 5-(hydroxymethyl)furfural oxidase * * EC 1.1.3.48: 3-deoxy-α-D-''manno''-octulosonate 8-oxidase * * EC 1.1.3.49: (''R'')-mandelonitrile oxidase * : *No Wikipedia article


EC 1.1.4 With a disulfide as acceptor

* EC 1.1.4.1: Now EC 1.17.4.4, vitamin-K-epoxide reductase (warfarin-sensitive) * EC 1.1.4.2: Now EC 1.17.4.5, vitamin-K-epoxide reductase (warfarin-insensitive)


EC 1.1.5 With a quinone or similar compound as acceptor

* EC 1.1.5.1: deleted, see EC 1.1.99.18 cellobiose dehydrogenase (acceptor) * :
quinoprotein glucose dehydrogenase In enzymology, a quinoprotein glucose dehydrogenase () is an enzyme that catalyzes the chemical reaction :D-glucose + ubiquinone \rightleftharpoons D-glucono-1,5-lactone + ubiquinol Thus, the two substrates of this enzyme are D-glucose and ubi ...
* :
glycerol-3-phosphate dehydrogenase (quinone) Glycerol-3-phosphate dehydrogenase ( is an enzyme with systematic name sn-glycerol 3-phosphate:quinone oxidoreductase. This enzyme catalyses the following chemical reaction A chemical reaction is a process that leads to the chemical transfor ...
* :
malate dehydrogenase (quinone) In enzymology, a malate dehydrogenase (quinone) (), formerly malate dehydrogenase (acceptor) (EC 1.1.99.16), is an enzyme that catalyzes the chemical reaction :(S)-malate + a quinone \rightleftharpoons oxaloacetate + reduced quinone Thus, the tw ...
* :
alcohol dehydrogenase (quinone) Alcohol dehydrogenase (quinone) (, type III ADH, membrane associated quinohaemoprotein alcohol dehydrogenase) is an enzyme with systematic name alcohol:quinone oxidoreductase. This enzyme catalyses the following chemical reaction : ethanol + ubiq ...
* :
formate dehydrogenase-N Formate dehydrogenase-N (, ''Fdh-N'', ''FdnGHI'', ''nitrate-inducible formate dehydrogenase'', ''formate dehydrogenase N'', ''FDH-N'', ''nitrate inducible Fdn'', ''nitrate inducible formate dehydrogenase'') is an enzyme with systematic name ''forma ...
* :
cyclic alcohol dehydrogenase (quinone) Cyclic alcohol dehydrogenase (quinone) (, ''cyclic alcohol dehydrogenase'', ''MCAD'') is an enzyme with systematic name ''cyclic alcohol:quinone oxidoreductase''. This enzyme catalyses the following chemical reaction : cyclic alcohol + quinone \r ...
* :
quinate dehydrogenase (quinone) Quinate dehydrogenase (quinone) (, ''NAD(P)+-independent quinate dehydrogenase'', ''quinate:pyrroloquinoline-quinone 5-oxidoreductase'') is an enzyme with systematic name ''quinate:quinol 3-oxidoreductase''. This enzyme catalyses the following ch ...


EC 1.1.9 With a copper protein as acceptor

* :
alcohol dehydrogenase (azurin) Alcohol dehydrogenase (azurin) (, type II quinoprotein alcohol dehydrogenase, ''quinohaemoprotein ethanol dehydrogenase'', QHEDH, ADHIIB) is an enzyme with systematic name alcohol:azurin oxidoreductase. This enzyme catalyses the following chemical ...


EC 1.1.98 With other, known, acceptors

* EC 1.1.98.1: Now EC 1.1.9.1, alcohol dehydrogenase (azurin) * : glucose-6-phosphate dehydrogenase (coenzyme-F420) * : decaprenylphospho-β-D-ribofuranose 2-oxidase * EC 1.1.98.3: decaprenylphospho-β-D-ribofuranose 2-dehydrogenase * * EC 1.1.98.4: F420H2:quinone oxidoreductase * * EC 1.1.98.5: secondary-alcohol dehydrogenase (coenzyme-F420) * * EC 1.1.98.6: ribonucleoside-triphosphate reductase (formate) * * EC 1.1.98.7: serine-type anaerobic sulfatase-maturating enzyme * : *No Wikipedia article


EC 1.1.99 With unknown physiological acceptors

* :
choline dehydrogenase In enzymology, a choline dehydrogenase () is an enzyme that catalyzes the chemical reaction :choline + acceptor \rightleftharpoons betaine aldehyde + reduced acceptor Thus, the two substrates of this enzyme are choline and acceptor, whereas it ...
* : L-2-hydroxyglutarate dehydrogenase * :
gluconate 2-dehydrogenase (acceptor) In enzymology, a gluconate 2-dehydrogenase (acceptor) () is an enzyme that catalyzes the chemical reaction :D-gluconate + acceptor \rightleftharpoons 2-dehydro-D-gluconate + reduced acceptor Thus, the two substrates of this enzyme are D-glucona ...
* :
dehydrogluconate dehydrogenase In enzymology, a dehydrogluconate dehydrogenase () is an enzyme that catalyzes the chemical reaction :2-dehydro-D-gluconate + acceptor \rightleftharpoons 2,5-didehydro-D-gluconate + reduced acceptor Thus, the two substrates of this enzyme are ...
* EC 1.1.99.5: now EC 1.1.5.3, glycerol-3-phosphate dehydrogenase * : D-2-hydroxy-acid dehydrogenase * :
lactate—malate transhydrogenase In enzymology, a lactate—malate transhydrogenase () is an enzyme that catalyzes the chemical reaction :(S)-lactate + oxaloacetate \rightleftharpoons pyruvate + malate Thus, the two substrates of this enzyme are (S)-lactate and oxaloacetate, w ...
* EC 1.1.99.8: Now EC 1.1.2.7, methanol dehydrogenase (cytochrome ''c'') and EC 1.1.2.8, alcohol dehydrogenase (cytochrome ''c''). * :
pyridoxine 5-dehydrogenase In enzymology, a pyridoxine 5-dehydrogenase () is an enzyme that catalyzes the chemical reaction :pyridoxine + acceptor \rightleftharpoons isopyridoxal + reduced acceptor Thus, the two substrates of this enzyme are pyridoxine and acceptor, wher ...
* EC 1.1.99.10: Now EC 1.1.5.9, glucose 1-dehydrogenase (FAD, quinone) * EC 1.1.99.11: Now classified as EC 1.1.5.14, fructose 5-dehydrogenase * :
sorbose dehydrogenase In enzymology, a sorbose dehydrogenase () is an enzyme that catalyzes the chemical reaction :L-sorbose + acceptor \rightleftharpoons 5-dehydro-D-fructose + reduced acceptor Thus, the two substrates of this enzyme are L-sorbose and acceptor, whe ...
* :
glucoside 3-dehydrogenase In enzymology, a glucoside 3-dehydrogenase () is an enzyme that catalysis, catalyzes the chemical reaction :sucrose + acceptor \rightleftharpoons 3-dehydro-alpha-D-glucosyl-beta-D-fructofuranoside + reduced acceptor Thus, the two substrate (bioch ...
* :
glycolate dehydrogenase In enzymology, a glycolate dehydrogenase () is an enzyme that catalyzes the chemical reaction :glycolate + acceptor \rightleftharpoons glyoxylate + reduced acceptor Thus, the two substrates of this enzyme are glycolate and acceptor, whereas its ...
* EC 1.1.99.15: Now EC 1.5.1.20, methylenetetrahydrofolate reductase
AD(P)H Advertising is the practice and techniques employed to bring attention to a product or service. Advertising aims to put a product or service in the spotlight in hopes of drawing it attention from consumers. It is typically used to promote a ...
* EC 1.1.99.16: Now EC EC 1.1.5.4, malate dehydrogenase (quinone) * EC 1.1.99.17: Now EC 1.1.5.2, quinoprotein glucose dehydrogenase * :
cellobiose dehydrogenase (acceptor) In enzymology, a cellobiose dehydrogenase (acceptor) () is an enzyme that catalyzes the chemical reaction :cellobiose + acceptor \rightleftharpoons cellobiono-1,5-lactone + reduced acceptor Thus, the two substrates of this enzyme are cellobiose ...
* EC 1.1.99.19: Now EC 1.17.99.4, uracil/thymine dehydrogenase * :
alkan-1-ol dehydrogenase (acceptor) In enzymology, an alkan-1-ol dehydrogenase (acceptor) () is an enzyme that catalyzes the chemical reaction :primary alcohol + acceptor \rightleftharpoons aldehyde + reduced acceptor Thus, the two substrates of this enzyme are primary alcohol an ...
* : D-sorbitol dehydrogenase (acceptor) * :
glycerol dehydrogenase (acceptor) In enzymology, a glycerol dehydrogenase (acceptor) () is an enzyme that catalyzes the chemical reaction :glycerol + acceptor \rightleftharpoons glycerone + reduced acceptor Thus, the two substrates of this enzyme are glycerol and acceptor, wher ...
* EC 1.1.99.23: Now EC 1.1.2.6, polyvinyl alcohol dehydrogenase (cytochrome) * :
hydroxyacid-oxoacid transhydrogenase In enzymology, a hydroxyacid-oxoacid transhydrogenase () is an enzyme that catalyzes the chemical reaction :(S)-3-hydroxybutanoate + 2-oxoglutarate \rightleftharpoons acetoacetate + (R)-2-hydroxyglutarate Thus, the two substrates of this enzyme ...
* EC 1.1.99.25: Now EC 1.1.5.8, quinate dehydrogenase (quinone), * :
3-hydroxycyclohexanone dehydrogenase In enzymology, a 3-hydroxycyclohexanone dehydrogenase () is an enzyme that catalyzes the chemical reaction :3-hydroxycyclohexanone + acceptor \rightleftharpoons cyclohexane-1,3-dione + reduced acceptor Thus, the two substrates of this enzyme a ...
* : (''R'')-pantolactone dehydrogenase (flavin) * :
glucose-fructose oxidoreductase In enzymology, a glucose-fructose oxidoreductase () is an enzyme that catalyzes the chemical reaction :D-glucose + D-fructose \rightleftharpoons D-gluconolactone + D-glucitol Thus, the two substrates of this enzyme are D-glucose and D-fructose, ...
* :
pyranose dehydrogenase (acceptor) Pyranose dehydrogenase (acceptor) (, ''pyranose dehydrogenase'', ''pyranose-quinone oxidoreductase'', ''quinone-dependent pyranose dehydrogenase'', ''PDH'') is an enzyme with systematic name ''pyranose:acceptor oxidoreductase''. This enzyme catal ...
* :
2-oxoacid reductase In enzymology, a 2-oxo-acid reductase () is an enzyme that catalyzes the chemical reaction :a (2R)-hydroxy-carboxylate + acceptor \rightleftharpoons a 2-oxo-carboxylate + reduced acceptor Thus, the two substrates of this enzyme are (2R)-hydro ...
* : (''S'')-mandelate dehydrogenase * : L-sorbose 1-dehydrogenase * EC 1.1.99.33: Now EC 1.17.99.7, formate dehydrogenase (acceptor) * EC 1.1.99.34: now EC 1.1.98.2, glucose-6-phosphate dehydrogenase (coenzyme-F420) * :
soluble quinoprotein glucose dehydrogenase Soluble quinoprotein glucose dehydrogenase (, ''soluble glucose dehydrogenase'', ''sGDH'', ''glucose dehydrogenase (PQQ-dependent)'') is an enzyme with List of enzymes, systematic name ''D-glucose:acceptor oxidoreductase''. This enzyme catalysis, c ...
* :
alcohol dehydrogenase (nicotinoprotein) Alcohol dehydrogenase (nicotinoprotein) (, ''NDMA-dependent alcohol dehydrogenase'', ''nicotinoprotein alcohol dehydrogenase'', ''np-ADH'', ''ethanol:N,N-dimethyl-4-nitrosoaniline oxidoreductase'') is an enzyme with systematic name ''ethanol:accept ...
* :
methanol dehydrogenase (nicotinoprotein) Methanol dehydrogenase (nicotinoprotein) (, ''NDMA-dependent methanol dehydrogenase'', ''nicotinoprotein methanol dehydrogenase'', ''methanol:N,N-dimethyl-4-nitrosoaniline oxidoreductase'') is an enzyme with systematic name ''methanol:acceptor oxid ...
* : 2-deoxy-''scyllo''-inosamine dehydrogenase (AdoMet-dependent) * : D-2-hydroxyglutarate dehydrogenase * EC 1.1.99.40: (''R'')-2-hydroxyglutarate—pyruvate transhydrogenase * * EC 1.1.99.41: 3-hydroxy-1,2-didehydro-2,3-dihydrotabersonine reductase * * EC 1.1.99.42: 4-pyridoxic acid dehydrogenase * : *No Wikipedia article


EC 1.2 Acting on the aldehyde or oxo group of donors


EC 1.2.1 With NAD+ or NADP+ as acceptor

* EC 1.2.1.1: deleted, replaced by EC 1.1.1.284, ''S''-(hydroxymethyl)glutathione dehydrogenase and EC 4.4.1.22, ''S''-(hydroxymethyl)glutathione synthase * EC 1.2.1.2: Now EC 1.17.1.9, formate dehydrogenase * : aldehyde dehydrogenase (NAD+) * : aldehyde dehydrogenase (NADP+) * : aldehyde dehydrogenase (NAD(P)+) * EC 1.2.1.6: deleted (was benzaldehyde dehydrogenase) * : benzaldehyde dehydrogenase (NADP+) * :
betaine-aldehyde dehydrogenase In enzymology Enzymes () are proteins that act as biological catalysts by accelerating chemical reactions. The molecules upon which enzymes may act are called substrates, and the enzyme converts the substrates into different molecules known ...
* : glyceraldehyde-3-phosphate dehydrogenase (NADP+) * :
acetaldehyde dehydrogenase (acetylating) Acetaldehyde dehydrogenases () are dehydrogenase enzymes which catalyze the conversion of acetaldehyde into acetic acid. The oxidation of acetaldehyde to acetate can be summarized as follows: Acetaldehyde + NAD+ + Coenzyme A ↔ Acetyl-CoA + NADH ...
* :
aspartate-semialdehyde dehydrogenase In enzymology, an aspartate-semialdehyde dehydrogenase () is an enzyme that is very important in the biosynthesis of amino acids in prokaryotes, fungi, and some higher plants. It forms an early branch point in the metabolic pathway forming lysine, ...
* :
glyceraldehyde-3-phosphate dehydrogenase (phosphorylating) In enzymology, a glyceraldehyde-3-phosphate dehydrogenase (phosphorylating) () is an enzyme that catalyzes Catalysis () is the process of increasing the rate of a chemical reaction by adding a substance known as a catalyst (). Catalysts ar ...
* : glyceraldehyde-3-phosphate dehydrogenase (NADP+) (phosphorylating) * EC 1.2.1.14: Now EC 1.1.1.205, IMP dehydrogenase * :
malonate-semialdehyde dehydrogenase In enzymology, a malonate-semialdehyde dehydrogenase () is an enzyme that catalyzes the chemical reaction :3-oxopropanoate + NAD(P)+ + H2O \rightleftharpoons malonate + NAD(P)H + 2 H+ The 4 substrates of this enzyme are 3-oxopropanoate, NAD+, ...
* : succinate-semialdehyde dehydrogenase AD(P)+* :
glyoxylate dehydrogenase (acylating) In enzymology, a glyoxylate dehydrogenase (acylating) () is an enzyme that catalyzes the chemical reaction :glyoxylate + CoA + NADP+ \rightleftharpoons oxalyl-CoA + NADPH + H+ The 3 substrates of this enzyme are glyoxylate, CoA, and NADP+, whe ...
* : malonate-semialdehyde dehydrogenase (acetylating) * : aminobutyraldehyde dehydrogenase * :
glutarate-semialdehyde dehydrogenase In enzymology, a glutarate-semialdehyde dehydrogenase () is an enzyme that catalyzes the chemical reaction :glutarate semialdehyde + NAD+ + H2O \rightleftharpoons glutarate + NADH + 2 H+ The 3 substrates of this enzyme are glutarate semialdehy ...
* :
glycolaldehyde dehydrogenase In enzymology, a glycolaldehyde dehydrogenase () is an enzyme that catalyzes the chemical reaction :glycolaldehyde + NAD+ + H2O \rightleftharpoons glycolate + NADH + H+ The 3 substrates of this enzyme are glycolaldehyde, NAD+, and H2O, wherea ...
* : lactaldehyde dehydrogenase * : 2-oxoaldehyde dehydrogenase (NAD+) * : succinate-semialdehyde dehydrogenase (NAD+) * : branched-chain α-keto acid dehydrogenase system * :
2,5-dioxovalerate dehydrogenase In enzymology, a 2,5-dioxovalerate dehydrogenase () is an enzyme that catalyzes the chemical reaction :2,5-dioxopentanoate + NADP+ + H2O \rightleftharpoons 2-oxoglutarate + NADPH + 2 H+ The 3 substrates of this enzyme are 2,5-dioxopentanoate, ...
* : methylmalonate-semialdehyde dehydrogenase (CoA-acylating) * : benzaldehyde dehydrogenase (NAD+) * :
aryl-aldehyde dehydrogenase In enzymology, an aryl-aldehyde dehydrogenase () is an enzyme that catalyzes the chemical reaction :an aromatic aldehyde + NAD+ + H2O \rightleftharpoons an aromatic acid + NADH + H+ The 3 substrates of this enzyme are aromatic aldehyde, NAD+, ...
* : carboxylate reductase (NADP+) * : L-aminoadipate-semialdehyde dehydrogenase * :
aminomuconate-semialdehyde dehydrogenase In enzymology, an aminomuconate-semialdehyde dehydrogenase () is an enzyme that catalyzes the chemical reaction :2-aminomuconate 6-semialdehyde + NAD+ + H2O \rightleftharpoons 2-aminomuconate + NADH + 2 H+ The 3 substrates of this enzyme are 2 ...
* : (''R'')-dehydropantoate dehydrogenase * EC 1.2.1.34: Now EC 1.1.1.131, mannuronate reductase * EC 1.2.1.35: Now EC 1.1.1.203, uronate dehydrogenase * :
retinal dehydrogenase In enzymology, a retinal dehydrogenase, also known as retinaldehyde dehydrogenase (RALDH), catalysis, catalyzes the chemical reaction converting retinal to retinoic acid. This enzyme belongs to the family of oxidoreductases, specifically the class a ...
* EC 1.2.1.37: Now EC 1.17.1.4, xanthine dehydrogenase * : ''N''-acetyl-γ-glutamyl-phosphate reductase * : phenylacetaldehyde dehydrogenase * EC 1.2.1.40: part of EC 1.14.13.15, cholestanetriol 26-monooxygenase * :
glutamate-5-semialdehyde dehydrogenase In enzymology, a glutamate-5-semialdehyde dehydrogenase () is an enzyme that catalysis, catalyzes the chemical reaction :L-glutamate 5-semialdehyde + phosphate + NADP+ \rightleftharpoons L-glutamyl 5-phosphate + NADPH + H+ The 3 substrate (bioche ...
* :
hexadecanal dehydrogenase (acylating) In enzymology, a hexadecanal dehydrogenase (acylating) () is an enzyme that catalyzes the chemical reaction :hexadecanal + CoA + NAD+ \rightleftharpoons hexadecanoyl-CoA + NADH + H+ The 3 substrates of this enzyme are hexadecanal, CoA, and N ...
* EC 1.2.1.43: Now EC 1.17.1.10, formate dehydrogenase (NADP+) * :
cinnamoyl-CoA reductase Cinnamoyl-CoA reductase (), systematically named cinnamaldehyde:NADP+ oxidoreductase (CoA-cinnamoylating) but commonly referred to by the acronym CCR, is an enzyme that catalyzes the reduction of a substituted cinnamoyl-CoA to its corresponding c ...
* EC 1.2.1.45: Now EC 1.1.1.312, 2-hydroxy-4-carboxymuconate semialdehyde hemiacetal dehydrogenase * :
formaldehyde dehydrogenase In enzymology, a formaldehyde dehydrogenase () is an enzyme that catalyzes the chemical reaction :formaldehyde + NAD+ + H2O \rightleftharpoons formate + NADH + H+ The 3 substrates of this enzyme are formaldehyde, NAD+, and H2O, whereas its ...
* :
4-trimethylammoniobutyraldehyde dehydrogenase In enzymology, a 4-trimethylammoniobutyraldehyde dehydrogenase () is an enzyme that catalyzes the chemical reaction :4-trimethylammoniobutanal + NAD+ + H2O \rightleftharpoons 4-trimethylammoniobutanoate + NADH + 2 H+ The 3 substrates of this en ...
* : long-chain-aldehyde dehydrogenase * : 2-oxoaldehyde dehydrogenase (NADP+) * :
long-chain-fatty-acyl-CoA reductase In enzymology, a long-chain-fatty-acyl-CoA reductase () is an enzyme that catalyzes the chemical reaction :a long-chain aldehyde + CoA + NADP+ \rightleftharpoons a long-chain acyl-CoA + NADPH + H+ The 3 substrates of this enzyme are long-chai ...
* : pyruvate dehydrogenase (NADP+) * : oxoglutarate dehydrogenase (NADP+) * :
4-hydroxyphenylacetaldehyde dehydrogenase In enzymology, a 4-hydroxyphenylacetaldehyde dehydrogenase () is an enzyme that catalyzes the chemical reaction :4-hydroxyphenylacetaldehyde + NAD+ + H2O \rightleftharpoons 4-hydroxyphenylacetate + NADH + 2 H+ The 3 substrates of this enzyme a ...
* : γ-guanidinobutyraldehyde dehydrogenase * EC 1.2.1.55: Now EC 1.1.1.279, (''R'')-3-hydroxyacid-ester dehydrogenase * EC 1.2.1.56: Now EC 1.1.1.280, (''S'')-3-hydroxyacid-ester dehydrogenase * :
butanal dehydrogenase In enzymology, a butanal dehydrogenase () is an enzyme that catalyzes the chemical reaction :butanal + CoA + NAD(P)+ \rightleftharpoons butanoyl-CoA + NAD(P)H + H+ The 4 substrates of this enzyme are butanal, CoA, NAD+, and NADP+, whereas i ...
* :
phenylglyoxylate dehydrogenase (acylating) In enzymology, a phenylglyoxylate dehydrogenase (acylating; ) is an enzyme that catalyzes the chemical reaction :phenylglyoxylate + NAD+ + CoA-SH \rightleftharpoons benzoyl-S-CoA + CO2 + NADH The three substrates of this enzyme are phenylglyox ...
* : glyceraldehyde-3-phosphate dehydrogenase (NAD(P)+) * :
5-carboxymethyl-2-hydroxymuconic-semialdehyde dehydrogenase In enzymology, a 5-carboxymethyl-2-hydroxymuconic-semialdehyde dehydrogenase () is an enzyme that catalyzes the chemical reaction :5-carboxymethyl-2-hydroxymuconate semialdehyde + H2O + NAD+ \rightleftharpoons 5-carboxymethyl-2-hydroxymuconate + ...
* :
4-hydroxymuconic-semialdehyde dehydrogenase In enzymology, a 4-hydroxymuconic-semialdehyde dehydrogenase () is an enzyme that catalyzes the chemical reaction :4-hydroxymuconic semialdehyde + NAD+ + H2O \rightleftharpoons maleylacetate + NADH + 2 H+ The 3 substrates of this enzyme are 4 ...
* :
4-formylbenzenesulfonate dehydrogenase In enzymology, a 4-formylbenzenesulfonate dehydrogenase () is an enzyme that catalyzes the chemical reaction :4-formylbenzenesulfonate + NAD+ + H2O \rightleftharpoons 4-sulfobenzoate + NADH + 2 H+ The 3 substrates of this enzyme are 4-formylb ...
* : 6-oxohexanoate dehydrogenase * : 4-hydroxybenzaldehyde dehydrogenase (NAD+) * :
salicylaldehyde dehydrogenase In enzymology, a salicylaldehyde dehydrogenase () is an enzyme that catalyzes the chemical reaction :salicylaldehyde + NAD+ + H2O \rightleftharpoons salicylate + NADH + 2 H+ The 3 substrates of this enzyme are salicylaldehyde, NAD+, and H2O, ...
* EC 1.2.1.66: Now EC 1.1.1.306, ''S''-(hydroxymethyl)mycothiol dehydrogenase * :
vanillin dehydrogenase In enzymology, a vanillin dehydrogenase () is an enzyme that catalyzes the chemical reaction : + NAD+ + H2O \rightleftharpoons + NADH + H+ The 3 substrates of this enzyme are vanillin, NAD+, and H2O, whereas its 3 products are vanillate, N ...
* :
coniferyl-aldehyde dehydrogenase In enzymology, a coniferyl-aldehyde dehydrogenase () is an enzyme that catalyzes the chemical reaction :coniferyl aldehyde + H2O + NAD(P)+ \rightleftharpoons ferulate + NAD(P)H + 2 H+ The 4 substrates of this enzyme are coniferyl aldehyde, H2O ...
* :
fluoroacetaldehyde dehydrogenase In enzymology, a fluoroacetaldehyde dehydrogenase () is an enzyme that catalyzes the chemical reaction :fluoroacetaldehyde + NAD+ + H2O \rightleftharpoons fluoroacetate + NADH + 2 H+ The 3 substrates of this enzyme are fluoroacetaldehyde, NAD ...
* :
glutamyl-tRNA reductase A glutamyl-tRNA reductase () is an enzyme that catalyzes the chemical reaction :L-glutamate 1-semialdehyde + NADP+ + tRNAGlu \rightleftharpoons L-glutamyl-tRNAGlu + NADPH + H+ The 3 substrates of this enzyme are L-glutamate 1-semialdehyde, NADP ...
* :
succinylglutamate-semialdehyde dehydrogenase In enzymology, a succinylglutamate-semialdehyde dehydrogenase () is an enzyme that catalyzes the chemical reaction :N-succinyl-L-glutamate 5-semialdehyde + NAD+ + H2O \rightleftharpoons N-succinyl-L-glutamate + NADH + 2 H+ The 3 substrates of th ...
* :
erythrose-4-phosphate dehydrogenase In enzymology, an erythrose-4-phosphate dehydrogenase () is an enzyme that catalyzes the chemical reaction :D-erythrose 4-phosphate + NAD+ + H2O \rightleftharpoons 4-phosphoerythronate + NADH + 2 H+ The 3 substrates of this enzyme are D-eryth ...
* :
sulfoacetaldehyde dehydrogenase Sulfoacetaldehyde dehydrogenase (, ''SafD'') is an enzyme with systematic name ''2-sulfoacetaldehyde:NAD+ oxidoreductase''. This enzyme catalyses the following chemical reaction : 2-sulfoacetaldehyde + H2O + NAD+ \rightleftharpoons sulfoacetate + ...
* :
abieta-7,13-dien-18-al dehydrogenase Abieta-7,13-dien-18-al dehydrogenase (, ''abietadienal dehydrogenase (ambiguous)'') is an enzyme with systematic name ''abieta-7,13-dien-18-al:NAD+ oxidoreductase''. This enzyme catalyses the following chemical reaction : abieta-7,13-dien-18-al + ...
* :
malonyl CoA reductase (malonate semialdehyde-forming) Malonyl CoA reductase (malonate semialdehyde-forming) (, ''NADP-dependent malonyl CoA reductase'', ''malonyl CoA reductase (NADP)'') is an enzyme with systematic name ''malonate semialdehyde:NADP+ oxidoreductase (malonate semialdehyde-forming)''. T ...
* :
succinate-semialdehyde dehydrogenase (acylating) Succinate-semialdehyde dehydrogenase (acylating) (, ''succinyl-coA reductase'', ''coenzyme-A-dependent succinate-semialdehyde dehydrogenase'') is an enzyme with systematic name ''succinate semialdehyde:NADP+ oxidoreductase (CoA-acylating)''. This e ...
* : 3,4-dehydroadipyl-CoA semialdehyde dehydrogenase (NADP+) * : 2-formylbenzoate dehydrogenase * : succinate-semialdehyde dehydrogenase (NADP+) * : long-chain acyl- cyl-carrier-proteinreductase * :
sulfoacetaldehyde dehydrogenase (acylating) Sulfoacetaldehyde dehydrogenase (acylating) (, ''SauS'') is an enzyme with systematic name ''2-sulfoacetaldehyde:NADP+ oxidoreductase (CoA-acetylating)''. This enzyme catalyses the following chemical reaction A chemical reaction is a process ...
* : β-apo-4′-carotenal oxygenase * : 3-succinoylsemialdehyde-pyridine dehydrogenase * :
alcohol-forming fatty acyl-CoA reductase Alcohol-forming fatty acyl-CoA reductase (, ''FAR (gene)'') is an enzyme with systematic name ''long-chain acyl-CoA:NADPH reductase''. This enzyme catalyses the following chemical reaction : a long-chain acyl-CoA + 2 NADPH + 2 H+ \rightleftharpoo ...
* : 2-hydroxymuconate-6-semialdehyde dehydrogenase * :
geranial dehydrogenase Geranial dehydrogenase (, ''GaDH'', ''geoB (gene)'') is an enzyme with systematic name ''geranial:NAD+ oxidoreductase''. This enzyme catalyses the following chemical reaction : geranial Citral is an acyclic monoterpene aldehyde, and being a mo ...
* EC 1.2.1.87: propanal dehydrogenase (CoA-propanoylating) * * EC 1.2.1.88: L-glutamate γ-semialdehyde dehydrogenase * * EC 1.2.1.89: D-glyceraldehyde dehydrogenase (NADP+) * * EC 1.2.1.90: glyceraldehyde-3-phosphate dehydrogenase AD(P)+* * EC 1.2.1.91: 3-oxo-5,6-dehydrosuberyl-CoA semialdehyde dehydrogenase * * EC 1.2.1.92: 3,6-anhydro-α-L-galactose dehydrogenase * * EC 1.2.1.93: formate dehydrogenase (NAD+, ferredoxin). Now EC 1.17.1.11, formate dehydrogenase (NAD+, ferredoxin) * * EC 1.2.1.94: farnesal dehydrogenase * * EC 1.2.1.95: L-2-aminoadipate reductase * * EC 1.2.1.96: 4-hydroxybenzaldehyde dehydrogenase (++) * * EC 1.2.1.97: 3-sulfolactaldehyde dehydrogenase * * EC 1.2.1.98: 2-hydroxy-2-methylpropanal dehydrogenase * * EC 1.2.1.99: 4-(γ-glutamylamino)butanal dehydrogenase * * EC 1.2.1.100: 5-formyl-3-hydroxy-2-methylpyridine 4-carboxylic acid 5-dehydrogenase * * EC 1.2.1.101: L-tyrosine reductase * * EC 1.2.1.102: isopyridoxal dehydrogenase (5-pyridoxate-forming) * * EC 1.2.1.103: mino-group carrier protein6-phospho-L-2-aminoadipate reductase * * EC 1.2.1.104: pyruvate dehydrogenase system * * EC 1.2.1.105: 2-oxoglutarate dehydrogenase system * * EC 1.2.1.106: mino-group carrier protein5-phospho-L-glutamate reductase * * EC 1.2.1.107: glyceraldehyde-3-phosphate dehydrogenase (arsenate-transferring) * : * No Wikipedia article


EC 1.2.2 With a cytochrome as acceptor

* :
formate dehydrogenase (cytochrome) In enzymology, a formate dehydrogenase (cytochrome) () is an enzyme that catalyzes the chemical reaction :formate + 2 ferricytochrome b1 \rightleftharpoons CO2 + 2 ferrocytochrome b1 + 2 H+ Thus, the two substrates of this enzyme are formate ...
* EC 1.2.2.2: Now covered by EC 1.2.5.1, pyruvate dehydrogenase (quinone) * EC 1.2.2.3: Now EC 1.17.2.3, formate dehydrogenase (cytochrome-''c''-553) * EC 1.2.2.4: Now classified as EC 1.2.5.3, aerobic carbon monoxide dehydrogenase


EC 1.2.3 With oxygen as acceptor

* :
aldehyde oxidase Aldehyde oxidase (AO) is a metabolizing enzyme, located in the cytosolic compartment of tissues in many organisms. AO catalyzes the oxidation of aldehydes into carboxylic acid, and in addition, catalyzes the hydroxylation of some heterocycles. I ...
* EC 1.2.3.2: Now EC 1.17.3.2, xanthine oxidase * :
pyruvate oxidase In enzymology, a pyruvate oxidase () is an enzyme that catalyzes the chemical reaction :pyruvate + phosphate + O2 \rightleftharpoons acetyl phosphate + CO2 + H2O2 The 3 substrates of this enzyme are pyruvate, phosphate, and O2, whereas its 3 ...
* :
oxalate oxidase In enzymology, an oxalate oxidase () is an oxalate degrading enzyme that catalyzes the chemical reaction: :oxalate + O2 + 2 H+ \rightleftharpoons 2 CO2 + H2O2 The 3 substrates of this enzyme are oxalate, O2, and H+, whereas its two product ...
* :
glyoxylate oxidase In enzymology, a glyoxylate oxidase () is an enzyme that catalysis, catalyzes the chemical reaction :glyoxylate + H2O + O2 \rightleftharpoons oxalate + H2O2 The 3 substrate (biochemistry), substrates of this enzyme are glyoxylate, water, H2O, and ...
* :
pyruvate oxidase (CoA-acetylating) In enzymology, a pyruvate oxidase (CoA-acetylating) () is an enzyme that catalyzes the chemical reaction :pyruvate + CoA + O2 \rightleftharpoons acetyl-CoA + CO2 + H2O2 The 3 substrates of this enzyme are pyruvate, CoA, and O2, whereas its 3 ...
* :
indole-3-acetaldehyde oxidase In enzymology, an indole-3-acetaldehyde oxidase () is an enzyme that catalyzes the chemical reaction :(indol-3-yl)acetaldehyde + H2O + O2 \rightleftharpoons (indol-3-yl)acetate + H2O2 The 3 substrates of this enzyme are (indol-3-yl)acetaldehyd ...
* :
pyridoxal oxidase In enzymology, a pyridoxal oxidase () is an enzyme that catalyzes the chemical reaction :pyridoxal + H2O + O2 \rightleftharpoons 4-pyridoxate + (?) The 3 substrates of this enzyme are pyridoxal, H2O, and O2, whereas its product is 4-pyridox ...
* :
aryl-aldehyde oxidase In enzymology, an aryl-aldehyde oxidase () is an enzyme that catalyzes the chemical reaction :an aromatic aldehyde + O2 + H2O \rightleftharpoons an aromatic carboxylic acid + H2O2 The 3 substrates of this enzyme are aromatic aldehyde, O2, and ...
* EC 1.2.3.10: deleted, activity due to EC 1.2.2.4 carbon-monoxide dehydrogenase (cytochrome ''b''-561) * EC 1.2.3.11:
retinal oxidase In enzymology, a retinal oxidase () is an enzyme that catalyzes the chemical reaction :retinal + O2 + H2O \rightleftharpoons retinoic acid + H2O2 The 3 substrates of this enzyme are retinal, O2, and H2O, whereas its two products are retinoic ...
* EC 1.2.3.12: Now included with EC 1.2.3.1, aldehyde oxidase * EC 1.2.3.13: Now EC 1.14.13.82, vanillate monooxygenase * :
Abscisic-aldehyde oxidase In enzymology, an abscisic-aldehyde oxidase () is an enzyme that catalyzes the chemical reaction :abscisic aldehyde + H2O + O2 \rightleftharpoons abscisate + H2O2 The 3 substrates of this enzyme are abscisic aldehyde, H2O, and O2, whereas its ...
* EC 1.2.3.15: (methyl)glyoxal oxidase * : * No Wikipedia article


EC 1.2.4 With a disulfide as acceptor

* :
pyruvate dehydrogenase (acetyl-transferring) Pyruvate dehydrogenase is an enzyme that catalyzes the reaction of pyruvate and a lipoamide to give the acetylated dihydrolipoamide and carbon dioxide. The conversion requires the coenzyme thiamine pyrophosphate. Pyruvate dehydrogenase is us ...
* :
oxoglutarate dehydrogenase (succinyl-transferring) The oxoglutarate dehydrogenase complex (OGDC) or α-ketoglutarate dehydrogenase complex is an enzyme complex, most commonly known for its role in the citric acid cycle. Units Much like pyruvate dehydrogenase complex (PDC), this enzyme forms a com ...
* EC 1.2.4.3: Now included with EC 1.2.4.4, 3-methyl-2-oxobutanoate dehydrogenase (2-methylpropanoyl-transferring) * : 3-methyl-2-oxobutanoate dehydrogenase (2-methylpropanoyl-transferring)


EC 1.2.5 With a quinone or similar compound as acceptor

* :
pyruvate dehydrogenase (quinone) Pyruvate dehydrogenase (quinone) (, ''pyruvate dehydrogenase'', ''pyruvic dehydrogenase'', ''pyruvic (cytochrome b1) dehydrogenase'', ''pyruvate:ubiquinone-8-oxidoreductase'', ''pyruvate oxidase (ambiguous)'') is an enzyme with systematic name ''py ...
* EC 1.2.5.2: aldehyde dehydrogenase (quinone) * * EC 1.2.5.3: aerobic carbon monoxide dehydrogenase * : *No Wikipedia article


EC 1.2.7 With an iron–sulfur protein as acceptor

* :
pyruvate synthase In enzymology, a pyruvate synthase () is an enzyme that catalyzes the interconversion of pyruvate and acetyl-CoA. It is also called pyruvate:ferredoxin oxidoreductase (PFOR). The relevant equilibrium catalysed by PFOR is: :pyruvate + CoA + oxidi ...
* EC 1.2.7.2: Now included with EC 1.2.7.1, pyruvate synthase. * : 2-oxoglutarate synthase * : anaerobic carbon monoxide dehydrogenase * :
aldehyde ferredoxin oxidoreductase In enzymology, an aldehyde ferredoxin oxidoreductase () is an enzyme that catalyzes the chemical reaction :an aldehyde + H2O + 2 oxidized ferredoxin an acid + 2 H+ + 2 reduced ferredoxin This enzyme belongs to the family of oxidoreductases, sp ...
* :
glyceraldehyde-3-phosphate dehydrogenase (ferredoxin) In enzymology, a glyceraldehyde-3-phosphate dehydrogenase (ferredoxin) () is an enzyme that catalyzes the chemical reaction :D-glyceraldehyde-3-phosphate + H2O + 2 oxidized ferredoxin \rightleftharpoons 3-phospho-D-glycerate + 2 H+ + 2 reduced fe ...
* :
3-methyl-2-oxobutanoate dehydrogenase (ferredoxin) In enzymology, a 3-methyl-2-oxobutanoate dehydrogenase (ferredoxin) () is an enzyme that catalyzes the chemical reaction :3-methyl-2-oxobutanoate + CoA + oxidized ferredoxin \rightleftharpoons S-(2-methylpropanoyl)-CoA + CO2 + reduced ferredoxin ...
* :
indolepyruvate ferredoxin oxidoreductase In enzymology, an indolepyruvate ferredoxin oxidoreductase () is an enzyme that catalyzes the chemical reaction :(indol-3-yl)pyruvate + CoA + oxidized ferredoxin \rightleftharpoons S-2-(indol-3-yl)acetyl-CoA + CO2 + reduced ferredoxin The 3 sub ...
* EC 1.2.7.9: deleted, identical to EC 1.2.7.3, 2-oxoglutarate synthase * :
oxalate oxidoreductase Oxalate oxidoreductases () (''OOR'') are a relatively recently discovered group of enzymes that break down oxalate, a problematic molecule nutritionally. The first one to have been characterized has the systematic name ''oxalate:ferredoxin oxidore ...
* EC 1.2.7.11: 2-oxoacid oxidoreductase (ferredoxin) * * EC 1.2.7.12: formylmethanofuran dehydrogenase * : *No Wikipedia article


EC 1.2.99: With unknown physiological acceptors

* EC 1.2.99.1: Now EC 1.17.99.4, uracil/thymine dehydrogenase * EC 1.2.99.2: Now EC 1.2.7.4, carbon-monoxide dehydrogenase (ferredoxin) * EC 1.2.99.3: Now EC 1.2.5.2, aldehyde dehydrogenase (quinone) * EC 1.2.99.4: Now EC 1.2.98.1, formaldehyde dismutase * EC 1.2.99.5: Now EC 1.2.7.12, formylmethanofuran dehydrogenase * :
carboxylate reductase In enzymology, a carboxylate reductase () is an enzyme that catalyzes the chemical reaction :an aldehyde + acceptor + H2O \rightleftharpoons a carboxylate + reduced acceptor The 3 substrates of this enzyme are aldehyde, acceptor, and H2O, whe ...
* :
aldehyde dehydrogenase (FAD-independent) In enzymology, an aldehyde dehydrogenase (FAD-independent) () is an enzyme that catalyzes the chemical reaction :an aldehyde + H2O + acceptor \rightleftharpoons a carboxylate + reduced acceptor The 3 substrates of this enzyme are aldehyde, H2 ...
* EC 1.2.99.8: glyceraldehyde dehydrogenase (FAD-containing) * * EC 1.2.99.9: Now EC 1.17.98.3, formate dehydrogenase (coenzyme F420) * EC 1.2.99.10: 4,4′-diapolycopenoate synthase * : *No Wikipedia article


EC 1.3 Acting on the CH-CH group of donors


EC 1.3.1 With NAD+ or NADP+ as acceptor

* : dihydrouracil dehydrogenase (NAD+) * : dihydropyrimidine dehydrogenase (NADP+) * : Δ4-3-oxosteroid 5β-reductase * EC 1.3.1.4: transferred to EC 1.3.1.22, 3-oxo-5α-steroid 4-dehydrogenase (NADP+) * : cucurbitacin Δ23-reductase * :
fumarate reductase (NADH) In enzymology, a fumarate reductase (NADH) () is an enzyme that catalyzes the chemical reaction :succinate + NAD+ \rightleftharpoons fumarate + NADH + H+ Thus, the two substrates of this enzyme are succinate and NAD+, whereas its three product ...
* : ''meso''-tartrate dehydrogenase * : acyl-CoA dehydrogenase (NADP+) * : enoyl- cyl-carrier-proteinreductase (NADH) * : enoyl- cyl-carrier-proteinreductase (NADPH, ''Si''-specific) * :
2-coumarate reductase In enzymology, a 2-coumarate reductase or melilotate dehydrogenase () is an enzyme that catalyzes the chemical reaction :3-(2-hydroxyphenyl)propanoate + NAD+ \rightleftharpoons 2-coumarate + NADH + H+ Thus, the two substrates of this enzyme a ...
* :
prephenate dehydrogenase Prephenate dehydrogenase is an enzyme found in the shikimate pathway, and helps catalyze the reaction from prephenate to tyrosine. Nomenclature Gene: (Saccharomyces Cerevisiae) TYR1 Shikimate pathway: Arogenate/Prephenate (ADH/PDH). Although ...
* : prephenate dehydrogenase (NADP+) * : dihydroorotate dehydrogenase (NAD+) * : dihydroorotate dehydrogenase (NADP+) * : β-nitroacrylate reductase * :
3-methyleneoxindole reductase In enzymology, a 3-methyleneoxindole reductase () is an enzyme that catalyzes the chemical reaction :3-methyl-1,3-dihydroindol-2-one + NADP+ \rightleftharpoons 3-methylene-1,3-dihydro-2H-indol-2-one + NADPH + H+ Thus, the two substrates of this ...
* :
kynurenate-7,8-dihydrodiol dehydrogenase In enzymology, a kynurenate-7,8-dihydrodiol dehydrogenase () is an enzyme that catalyzes the chemical reaction :7,8-dihydro-7,8-dihydroxykynurenate + NAD+ \rightleftharpoons 7,8-dihydroxykynurenate + NADH + H+ Thus, the two substrates of this ...
* : ''cis''-1,2-dihydrobenzene-1,2-diol dehydrogenase * : ''trans''-1,2-dihydrobenzene-1,2-diol dehydrogenase * :
7-dehydrocholesterol reductase 7-Dehydrocholesterol reductase, also known as DHCR7, is a protein that in humans is encoded by the ''DHCR7'' gene. Function The protein encoded by this gene is an enzyme catalyzing the production of cholesterol from 7-Dehydrocholesterol usi ...
* : 3-oxo-5α-steroid 4-dehydrogenase (NADP+) * EC 1.3.1.23: identical to EC 1.3.1.3, Δ4-3-oxosteroid 5β-reductase * :
biliverdin reductase Biliverdin reductase (BVR) is an enzyme () found in all tissues under normal conditions, but especially in reticulo-macrophages of the liver and spleen. BVR facilitates the conversion of biliverdin to bilirubin via the reduction of a double-b ...
* :
1,6-dihydroxycyclohexa-2,4-diene-1-carboxylate dehydrogenase In enzymology, a 1,6-dihydroxycyclohexa-2,4-diene-1-carboxylate dehydrogenase () is an enzyme that catalyzes the chemical reaction :(1R,6R)-1,6-dihydroxycyclohexa-2,4-diene-1-carboxylate + NAD \rightleftharpoons catechol + CO + NADH + H Thus, t ...
* EC 1.3.1.26: Now EC 1.17.1.8, 4-hydroxy-tetrahydrodipicolinate reductase * :
2-hexadecenal reductase In enzymology, a 2-hexadecenal reductase () is an enzyme that catalyzes the chemical reaction :hexadecanal + NADP+ \rightleftharpoons 2-trans-hexadecenal + NADPH + H+ Thus, the two substrates of this enzyme are hexadecanal and NADP+, whereas ...
* :
2,3-dihydro-2,3-dihydroxybenzoate dehydrogenase In enzymology, a 2,3-dihydro-2,3-dihydroxybenzoate dehydrogenase () is an enzyme that catalysis, catalyzes the chemical reaction :2,3-dihydro-2,3-dihydroxybenzoate + NAD+ \rightleftharpoons 2,3-dihydroxybenzoate + NADH + H+ Thus, the two substrat ...
* : ''cis''-1,2-dihydro-1,2-dihydroxynaphthalene dehydrogenase * EC 1.3.1.30: transferred to EC 1.3.1.22, 3-oxo-5α-steroid 4-dehydrogenase (NADP+) * :
2-enoate reductase In enzymology, a 2-enoate reductase () is an enzyme that catalyzes the chemical reaction :butanoate + NAD+ \rightleftharpoons 2-butenoate + NADH + H+ Thus, the two substrates of this enzyme are butanoate and NAD+, whereas its 3 products ar ...
* : maleylacetate reductase * :
protochlorophyllide reductase In enzymology, protochlorophyllide reductases (POR) are enzymes that catalyze the conversion from protochlorophyllide to chlorophyllide ''a''. They are oxidoreductases participating in the biosynthetic pathway to chlorophylls. There are two ...
* : 2,4-dienoyl-CoA reductase (NADPH), 2,4-dienoyl-CoA reductase 2''E'')-enoyl-CoA-producing* EC 1.3.1.35: Now EC 1.14.19.22, microsomal oleoyl-lipid 12-desaturase * : geissoschizine dehydrogenase * : cis-2-enoyl-CoA reductase (NADPH), ''cis''-2-enoyl-CoA reductase (NADPH) * : trans-2-enoyl-CoA reductase (NADPH) * : enoyl-(acyl-carrier-protein) reductase (NADPH, A-specific), ''trans''-2-enoyl-CoA reductase (NADPH) * : 2-hydroxy-6-oxo-6-phenylhexa-2,4-dienoate reductase * : xanthommatin reductase * : 12-oxophytodienoate reductase * : arogenate dehydrogenase * : trans-2-enoyl-CoA reductase (NAD+), ''trans''-2-enoyl-CoA reductase (NAD+) * : 2'-hydroxyisoflavone reductase, 2′-hydroxyisoflavone reductase * : biochanin-A reductase * : a-santonin 1,2-reductase, α-santonin 1,2-reductase * : 15-oxoprostaglandin 13-oxidase, 13,14-dehydro-15-oxoprostaglandin 13-reductase * : cis-3,4-dihydrophenanthrene-3,4-diol dehydrogenase, ''cis''-3,4-dihydrophenanthrene-3,4-diol dehydrogenase * EC 1.3.1.50: n Now EC 1.1.1.252 tetrahydroxynaphthalene reductase * : 2'-hydroxydaidzein reductase, 2′-hydroxydaidzein reductase * EC 1.3.1.52: Now EC 1.3.8.5, 2-methyl-branched-chain-enoyl-CoA reductase * : (3S,4R)-3,4-dihydroxycyclohexa-1,5-diene-1,4-dicarboxylate dehydrogenase, (3''S'',4''R'')-3,4-dihydroxycyclohexa-1,5-diene-1,4-dicarboxylate dehydrogenase * : precorrin-6A reductase * EC 1.3.1.55: identical to EC 1.3.1.25, 1,6-dihydroxycyclohexa-2,4-diene-1-carboxylate dehydrogenase * : cis-2,3-dihydrobiphenyl-2,3-diol dehydrogenase, ''cis''-2,3-dihydrobiphenyl-2,3-diol dehydrogenase * : phloroglucinol reductase * : 2,3-dihydroxy-2,3-dihydro-p-cumate dehydrogenase, 2,3-dihydroxy-2,3-dihydro-''p''-cumate dehydrogenase * EC 1.3.1.59: There is no evidence that the enzyme exists * : dibenzothiophene dihydrodiol dehydrogenase * EC 1.3.1.61: identical to EC 1.3.1.53, (3''S'',4''R'')-3,4-dihydroxycyclohexa-1,5-diene-1,4-dicarboxylate dehydrogenase * : pimeloyl-CoA dehydrogenase * EC 1.3.1.63: Now EC 1.21.1.2, 2,4-dichlorobenzoyl-CoA reductase * : phthalate 4,5-cis-dihydrodiol dehydrogenase, phthalate 4,5-''cis''-dihydrodiol dehydrogenase * : 5,6-dihydroxy-3-methyl-2-oxo-1,2,5,6-tetrahydroquinoline dehydrogenase * : cis-dihydroethylcatechol dehydrogenase, ''cis''-dihydroethylcatechol dehydrogenase * : cis-1,2-dihydroxy-4-methylcyclohexa-3,5-diene-1-carboxylate dehydrogenase, ''cis''-1,2-dihydroxy-4-methylcyclohexa-3,5-diene-1-carboxylate dehydrogenase * : 1,2-dihydroxy-6-methylcyclohexa-3,5-dienecarboxylate dehydrogenase * : zeatin reductase * : D14-sterol reductase, Δ14-sterol reductase * : D24(241)-sterol reductase, Δ24(241)-sterol reductase * : D24-sterol reductase, Δ24-sterol reductase * : 1,2-dihydrovomilenine reductase * : 2-alkenal reductase, 2-alkenal reductase [NAD(P)+] * : divinyl chlorophyllide a 8-vinyl-reductase, 3,8-divinyl protochlorophyllide a 8-vinyl-reductase (NADPH) * : precorrin-2 dehydrogenase * : anthocyanidin reductase, anthocyanidin reductase [(2''R'',3''R'')-flavan-3-ol-forming] * : arogenate dehydrogenase (NADP+), arogenate dehydrogenase (NADP+) * : arogenate dehydrogenase (NADP+), arogenate dehydrogenase (NAD(P)+) * EC 1.3.1.80: Now classified as EC 1.3.7.12, red chlorophyll catabolite reductase * : (+)-pulegone reductase * : (-)-isopiperitenone reductase * : geranylgeranyl diphosphate reductase * : acrylyl-CoA reductase (NADPH) * : crotonyl-CoA carboxylase/reductase * : crotonyl-CoA reductase * : 3-(cis-5,6-dihydroxycyclohexa-1,3-dien-1-yl)propanoate dehydrogenase, 3-(''cis''-5,6-dihydroxycyclohexa-1,3-dien-1-yl)propanoate dehydrogenase * : tRNA-dihydrouridine16/17 synthase (NAD(P)+), tRNA-dihydrouridine16/17 synthase (NAD(P)+) * : tRNA-dihydrouridine47 synthase (NAD(P)+), tRNA-dihydrouridine47 synthase (NAD(P)+) * : tRNA-dihydrouridine20a/20b synthase (NAD(P)+), tRNA-dihydrouridine20a/20b synthase (NAD(P)+) * : tRNA-dihydrouridine20 synthase (NAD(P)+), tRNA-dihydrouridine20 synthase (NAD(P)+) * : artemisinic aldehyde Delta11(13)-reductase, artemisinic aldehyde Δ11(13)-reductase * : very-long-chain enoyl-CoA reductase * : polyprenol reductase * : acrylyl-CoA reductase (NADH) * : Botryococcus squalene synthase, ''Botryococcus'' squalene synthase * : botryococcene synthase * EC 1.3.1.98: Now known to be catalyzed by two different enzymes, EC 1.3.1.122, (''S'')-8-oxocitronellyl enol synthase, and EC 5.5.1.34, (+)-''cis,trans''-nepetalactol synthase * EC 1.3.1.100: chanoclavine-I aldehyde reductase * * EC 1.3.1.101: 2,3-bis-O-geranylgeranyl-''sn''-glycerol 1-phosphate reductase [NAD(P)H] * * EC 1.3.1.102: 2-alkenal reductase (NADP+) * * EC 1.3.1.103: 2-haloacrylate reductase * * EC 1.3.1.104: enoyl-[acyl-carrier-protein] reductase (NADPH) * * EC 1.3.1.105: 2-methylene-furan-3-one reductase * * EC 1.3.1.106: cobalt-precorrin-6A reductase * * EC 1.3.1.107: sanguinarine reductase * * EC 1.3.1.108: caffeoyl-CoA reductase * * EC 1.3.1.109: butanoyl-CoA dehydrogenase complex (NAD+, ferredoxin) * * EC 1.3.1.110: lactate dehydrogenase (NAD+,ferredoxin) * * EC 1.3.1.111: geranylgeranyl-bacteriochlorophyllide ''a'' reductase * * EC 1.3.1.112: anthocyanidin reductase [(2''S'')-flavan-3-ol-forming] * * EC 1.3.1.113: (4-alkanoyl-5-oxo-2,5-dihydrofuran-3-yl)methyl phosphate reductase * * EC 1.3.1.114: 3-dehydro-bile acid Δ4,6-reductase * * EC 1.3.1.115: 3-oxocholoyl-CoA 4-desaturase * * EC 1.3.1.116: 7β-hydroxy-3-oxochol-24-oyl-CoA 4-desaturase * * EC 1.3.1.117: hydroxycinnamoyl-CoA reductase * * EC 1.3.1.118: meromycolic acid enoyl-[acyl-carrier-protein] reductase * * EC 1.3.1.119: chlorobenzene dihydrodiol dehydrogenase * * EC 1.3.1.120: cyclohexane-1-carbonyl-CoA reductase NADP+) * * EC 1.3.1.121: 4-amino-4-deoxyprephenate dehydrogenase * * EC 1.3.1.122: (''S'')-8-oxocitronellyl enol synthase * * EC 1.3.1.123: 8-oxogeranial reductase * * EC 1.3.1.124: 2,4-dienoyl-CoA reductase [(3''E'')-enoyl-CoA-producing] * : *No Wikipedia article


EC 1.3.2 With a cytochrome as acceptor

* : now EC 1.3.99.2 * : now EC 1.3.99.3 * : galactonolactone dehydrogenase


EC 1.3.3 With oxygen as acceptor

* : dihydroorotate oxidase * : lathosterol oxidase * : coproporphyrinogen oxidase * : protoporphyrinogen oxidase * : bilirubin oxidase * : acyl-CoA oxidase * : dihydrouracil oxidase * : tetrahydroberberine oxidase * : secologanin synthase * : tryptophan a,b-oxidase * : pyrroloquinoline-quinone synthase * : l-galactonolactone oxidase


EC 1.3.5 With a quinone or related compound as acceptor

* : succinate dehydrogenase (quinone) * : dihydroorotate dehydrogenase (quinone) * : protoporphyrinogen IX dehydrogenase (menaquinone) * : fumarate reductase (quinol) * : 15-cis-phytoene desaturase * : 9,9'-dicis-zeta-carotene desaturase


EC 1.3.7 With an iron–sulfur protein as acceptor

* : 6-hydroxynicotinate reductase * : 15,16-dihydrobiliverdin:ferredoxin oxidoreductase * : phycoerythrobilin:ferredoxin oxidoreductase * : phytochromobilin:ferredoxin oxidoreductase * : phycocyanobilin:ferredoxin oxidoreductase * : phycoerythrobilin synthase * : ferredoxin:protochlorophyllide reductase (ATP-dependent) * : benzoyl-CoA reductase * : 4-hydroxybenzoyl-CoA reductase * : pentalenolactone synthase * : chlorophyllide a reductase, chlorophyllide ''a'' reductase


EC 1.3.8 With a flavin as acceptor

* : short-chain acyl-CoA dehydrogenase * : 4,4'-diapophytoene desaturase, 4,4′-diapophytoene desaturase (4,4′-diapolycopene-forming) * : (R)-benzylsuccinyl-CoA dehydrogenase, (''R'')-benzylsuccinyl-CoA dehydrogenase * : isovaleryl-CoA dehydrogenase * : 2-methyl-branched-chain-enoyl-CoA reductase * : glutaryl-CoA dehydrogenase, glutaryl-CoA dehydrogenase (ETF) * : medium-chain acyl-CoA dehydrogenase * : long-chain acyl-CoA dehydrogenase * : very-long-chain acyl-CoA dehydrogenase * EC 1.3.8.10: cyclohex-1-ene-1-carbonyl-CoA dehydrogenase * * EC 1.3.8.11: cyclohexane-1-carbonyl-CoA dehydrogenase (electron-transfer flavoprotein) * * EC 1.3.8.12: (2''S'')-methylsuccinyl-CoA dehydrogenase * * EC 1.3.8.13: crotonobetainyl-CoA reductase * * EC 1.3.8.14: L-prolyl-[peptidyl-carrier protein] dehydrogenase * * EC 1.3.8.15: 3-(aryl)acrylate reductase * * EC 1.3.8.16: 2-amino-4-deoxychorismate dehydrogenase * * EC 1.3.8.17: dehydro coenzyme F420 reductase * : *No Wikipedia article


EC 1.3.98 With FMN acceptor

* : dihydroorotate dehydrogenase (fumarate) * EC 1.3.98.2: Now EC 1.3.4.1, fumarate reductase (CoM/CoB) * EC 1.3.98.3: coproporphyrinogen dehydrogenase * * EC 1.3.98.4: 5a,11a-dehydrotetracycline reductase * * EC 1.3.98.5: hydrogen peroxide-dependent heme synthase * * EC 1.3.98.6: AdoMet-dependent heme synthase * * EC 1.3.98.7: [mycofactocin precursor peptide]-tyrosine decarboxylase : *No Wikipedia article


EC 1.3.99 With unknown physiological acceptors

* EC 1.3.99.1: The activity is included in EC 1.3.5.1, succinate dehydrogenase (quinone) * EC 1.3.99.2: Now EC 1.3.8.1, butyryl-CoA dehydrogenase. * EC 1.3.99.3: now EC 1.3.8.7, medium-chain acyl-CoA dehydrogenase, EC 1.3.8.8, long-chain acyl-CoA dehydrogenase and EC 1.3.8.9, very-long-chain acyl-CoA dehydrogenase * : 3-oxosteroid 1-dehydrogenase * : 3-oxo-5a-steroid 4-dehydrogenase, 3-oxo-5α-steroid 4-dehydrogenase (acceptor) * : 3-oxo-5b-steroid 4-dehydrogenase, 3-oxo-5β-steroid 4-dehydrogenase * EC 1.3.99.7: Now EC 1.3.8.6, glutaryl-CoA dehydrogenase * : 2-furoyl-CoA dehydrogenase * EC 1.3.99.9: Now EC 1.21.99.1, β-cyclopiazonate dehydrogenase * EC 1.3.99.10: Now EC 1.3.8.4, isovaleryl-CoA dehydrogenase * EC 1.3.99.11: transferred to EC 1.3.5.2, dihydroorotate dehydrogenase * EC 1.3.99.12: Now classified as EC 1.3.8.5, 2-methyl-branched-chain-enoyl-CoA reductase * : Now EC 1.3.8.8, long-chain-acyl-CoA dehydrogenase * : cyclohexanone dehydrogenase * EC 1.3.99.15: Now EC 1.3.7.8 * : isoquinoline 1-oxidoreductase * : quinoline 2-oxidoreductase * : quinaldate 4-oxidoreductase * : quinoline-4-carboxylate 2-oxidoreductase * EC 1.3.99.20: Now EC 1.3.7.9, 4-hydroxybenzoyl-CoA reductase * EC 1.3.99.21: Now EC 1.3.8.3, (''R'')-benzylsuccinyl-CoA dehydrogenase * EC 1.3.99.22: Now EC 1.3.98.3, coproporphyrinogen dehydrogenase * : all-trans-retinol 13,14-reductase, ''all-trans''-retinol 13,14-reductase * EC 1.3.99.24: Now EC 1.3.8.16, 2-amino-4-deoxychorismate dehydrogenase * : carvone reductase * : all-trans-zeta-carotene desaturase, ''all-trans''-ζ-carotene desaturase * : 1-hydroxycarotenoid 3,4-desaturase * : phytoene desaturase (neurosporene-forming) * : phytoene desaturase (zeta-carotene-forming) * : phytoene desaturase (3,4-didehydrolycopene-forming) * : phytoene desaturase (lycopene-forming) * : glutaryl-CoA dehydrogenase (non-decarboxylating) * EC 1.3.99.33: urocanate reductase * * EC 1.3.99.34: Now classified as EC 1.3.7.11, 2,3-bis-''O''-geranylgeranyl-''sn''-glycero-phospholipid reductase * EC 1.3.99.35: Now EC 1.3.7.15, chlorophyllide ''a'' reductase * * EC 1.3.99.36: cypemycin cysteine dehydrogenase (decarboxylating) * * EC 1.3.99.37: 1-hydroxy-2-isopentenylcarotenoid 3,4-desaturase * * EC 1.3.99.38: menaquinone-9 β-reductase * * EC 1.3.99.39: carotenoid φ-ring synthase * * EC 1.3.99.40: carotenoid χ-ring synthase * : *No Wikipedia article


EC 1.4 Acting on the CH-NH2 group of donors


EC 1.4.1 With NAD+ or NADP+ as acceptor

* : alanine dehydrogenase * : glutamate dehydrogenase * : glutamate dehydrogenase (NAD(P)+), glutamate dehydrogenase (NAD(P)+) * : glutamate dehydrogenase (NAD(P)+), glutamate dehydrogenase (NADP+) * : L-amino-acid dehydrogenase, L-amino-acid dehydrogenase * EC 1.4.1.6: deleted, Now included with EC 1.21.4.1, D-proline reductase (dithiol) * : serine 2-dehydrogenase * : valine dehydrogenase (NADP+), valine dehydrogenase (NADP+) * : leucine dehydrogenase * : glycine dehydrogenase * : L-erythro-3,5-diaminohexanoate dehydrogenase, L-''erythro''-3,5-diaminohexanoate dehydrogenase * : 2,4-diaminopentanoate dehydrogenase * : glutamate synthase (NADPH) * : glutamate synthase (NADH) * : lysine dehydrogenase * : diaminopimelate dehydrogenase * : N-methylalanine dehydrogenase, ''N''-methylalanine dehydrogenase * : lysine 6-dehydrogenase * : tryptophan dehydrogenase * : phenylalanine dehydrogenase * : aspartate dehydrogenase * EC 1.4.1.22: there is no overall consumption of NAD+ during the reaction. As a result, transfer of the enzyme from EC 4.3.1.12 was not necessary and EC 1.4.1.22 was withdrawn before being made official * : valine dehydrogenase (NAD+), valine dehydrogenase (NAD+) * : 3-dehydroquinate synthase II * EC 1.4.1.25: L-arginine dehydrogenase * * EC 1.4.1.26: 2,4-diaminopentanoate dehydrogenase (NAD+) * * EC 1.4.1.27: glycine cleavage system * : *No Wikipedia article


EC 1.4.2 With a cytochrome as acceptor

* : glycine dehydrogenase (cytochrome)


EC 1.4.3 With oxygen as acceptor

* : D-aspartate oxidase, D-aspartate oxidase * : L-amino-acid oxidase, L-amino-acid oxidase * : D-amino-acid oxidase, D-amino-acid oxidase * : amine oxidase (flavin-containing), monoamine oxidase * : pyridoxamine-phosphate oxidase, pyridoxal 5′-phosphate synthase * EC 1.4.3.6: replaced by two enzymes, EC 1.4.3.21 (primary-amine oxidase) and EC 1.4.3.22 (diamine oxidase) * : D-glutamate oxidase, D-glutamate oxidase * : ethanolamine oxidase * EC 1.4.3.9: Now included with EC 1.4.3.4 amine oxidase (flavin-containing) * : putrescine oxidase * : L-glutamate oxidase, L-glutamate oxidase * : cyclohexylamine oxidase * : protein-lysine 6-oxidase * : L-lysine oxidase, L-lysine oxidase * : D-glutamate(D-aspartate) oxidase, D-glutamate(D-aspartate) oxidase * : L-aspartate oxidase, L-aspartate oxidase * EC 1.4.3.17: Now EC 1.3.3.10, tryptophan α,β-oxidase * EC 1.4.3.18: Not approved as the enzyme was shown to be a dehydrogenase and not an oxidase (see EC 1.5.99.12, cytokinin dehydrogenase) * : glycine oxidase * : L-lysine 6-oxidase, L-lysine 6-oxidase * : primary-amine oxidase * : diamine oxidase * : 7-chloro-L-tryptophan oxidase, 7-chloro-L-tryptophan oxidase * : pseudooxynicotine oxidase * EC 1.4.3.25: L-arginine oxidase * * EC 1.4.3.26: pre-mycofactocin synthase * : *No Wikipedia article


EC 1.4.4 With a disulfide as acceptor

* EC 1.4.4.1: Now EC 1.21.4.1, D-proline reductase (dithiol) * : glycine dehydrogenase (decarboxylating), glycine dehydrogenase (aminomethyl-transferring)


EC 1.4.5 With a quinone or other compound as acceptor

* : D-amino acid dehydrogenase (quinone), D-amino acid dehydrogenase (quinone)


EC 1.4.7 With an iron–sulfur protein as acceptor

* : glutamate synthase (ferredoxin)


EC 1.4.9 With a copper protein as acceptor

* : methylamine dehydrogenase (amicyanin) * : aralkylamine dehydrogenase (azurin)


EC 1.4.98 With tryptophan tryptophylquinone acceptors

* : methylamine dehydrogenase (amicyanin)


EC 1.4.99 With unknown physiological acceptors

* EC 1.4.99.1: Now lEC 1.4.99.6, D-arginine dehydrogenase * : taurine dehydrogenase * EC 1.4.99.3: Now EC 1.4.9.1, methylamine dehydrogenase (amicyanin) * EC 1.4.99.4: Now EC 1.4.9.2, aralkylamine dehydrogenase (azurin) * : glycine dehydrogenase (cyanide-forming) * EC 1.4.99.6: D-arginine dehydrogenase * : *No Wikipedia article


EC 1.5 Acting on the CH-NH group of Electron donor, donors


EC 1.5.1 With NAD+ or NADP+ as acceptor

* : pyrroline-2-carboxylate reductase, 1-piperideine-2-carboxylate/1-pyrroline-2-carboxylate reductase [NAD(P)H * : pyrroline-5-carboxylate reductase * : dihydrofolate reductase * EC 1.5.1.4: Now included with EC 1.5.1.3 dihydrofolate reductase * : methylenetetrahydrofolate dehydrogenase (NADP+), methylenetetrahydrofolate dehydrogenase (NADP+) * : formyltetrahydrofolate dehydrogenase * : saccharopine dehydrogenase (NAD+, L-lysine-forming), saccharopine dehydrogenase (NAD+, L-lysine-forming) * : saccharopine dehydrogenase (NADP+, L-lysine-forming), saccharopine dehydrogenase (NADP+, L-lysine-forming) * : saccharopine dehydrogenase (NAD+, L-glutamate-forming), saccharopine dehydrogenase (NAD+, L-glutamate-forming) * : saccharopine dehydrogenase (NADP+, L-glutamate-forming), saccharopine dehydrogenase (NADP+, L-glutamate-forming) * : D-octopine dehydrogenase, D-octopine dehydrogenase * EC 1.5.1.12: Now EC 1.2.1.88, L-glutamate γ-semialdehyde dehydrogenase * EC 1.5.1.13: Now EC 1.17.1.5, nicotinate dehydrogenase * EC 1.5.1.14: Now included with EC 1.5.1.21 Δ1-piperideine-2-carboxylate reductase * : methylenetetrahydrofolate dehydrogenase (NAD+), methylenetetrahydrofolate dehydrogenase (NAD+) * : D-lysopine dehydrogenase, D-lysopine dehydrogenase * : alanopine dehydrogenase * : ephedrine dehydrogenase * : D-nopaline dehydrogenase, D-nopaline dehydrogenase * : methylenetetrahydrofolate reductase (NAD(P)H) * : D1-piperideine-2-carboxylate reductase, 1-piperideine-2-carboxylate/1-pyrroline-2-carboxylate reductase (NADPH) * : strombine dehydrogenase * : tauropine dehydrogenase * : N5-(carboxyethyl)ornithine synthase, ''N''5-(carboxyethyl)ornithine synthase * : thiomorpholine-carboxylate dehydrogenase * : b-alanopine dehydrogenase, β-alanopine dehydrogenase * : 1,2-dehydroreticulinium reductase (NADPH) * : opine dehydrogenase * EC 1.5.1.29: Now covered by EC 1.5.1.38 [FMN reductase (NADPH)], EC 1.5.1.39 [FMN reductase [NAD(P)H])] and EC 1.5.1.41 (riboflavin reductase [NAD(P)H]) * : flavin reductase, flavin reductase (NADPH) * : berberine reductase * : vomilenine reductase * : pteridine reductase * : 6,7-dihydropteridine reductase * EC 1.5.1.35: identical to EC 1.2.1.19, aminobutyraldehyde dehydrogenase, as the substrates 1-pyrroline and 4-aminobutanal are interconvertible * : flavin reductase (NADH) * : FAD reductase (NADH) * : FMN reductase (NADPH) * : FMN reductase (NAD(P)H) * : 8-hydroxy-5-deazaflavin:NADPH oxidoreductase * : riboflavin reductase (NAD(P)H) * : FMN reductase (NADH) * : carboxynorspermidine synthase * : festuclavine dehydrogenase * : FAD reductase (NAD(P)H) * EC 1.5.1.46: agroclavine dehydrogenase * * EC 1.5.1.47: dihydromethanopterin reductase AD(P)+* * EC 1.5.1.48: 2-methyl-1-pyrroline reductase * * EC 1.5.1.49: 1-pyrroline-2-carboxylate reductase [NAD(P)H] * * EC 1.5.1.50: dihydromonapterin reductase * * EC 1.5.1.51: ''N''-[(2''S'')-2-amino-2-carboxyethyl]-L-lutamate dehydrogenase * * EC 1.5.1.52: staphylopine dehydrogenase * * EC 1.5.1.53: methylenetetrahydrofolate reductase (NADPH) * * EC 1.5.1.54: methylenetetrahydrofolate reductase (NADH) * : *No Wikipedia article


EC 1.5.3 With oxygen as acceptor

* : sarcosine oxidase * : N-methyl-L-amino-acid oxidase, ''N''-methyl-L-amino-acid oxidase * EC 1.5.3.3: deleted * : N6-methyl-lysine oxidase, ''N'' 6-methyl-lysine oxidase * : (S)-6-hydroxynicotine oxidase, (''S'')-6-hydroxynicotine oxidase * : (R)-6-hydroxynicotine oxidase, (''R'')-6-hydroxynicotine oxidase * : L-pipecolate oxidase, L-pipecolate oxidase * EC 1.5.3.8: Now included with EC 1.3.3.8, tetrahydroberberine oxidase * EC 1.5.3.9: Now EC 1.21.3.3, reticuline oxidase * : dimethylglycine oxidase * EC 1.5.3.11: Now included with EC 1.5.3.13 (''N'' 1-acetylpolyamine oxidase), EC 1.5.3.14 (polyamine oxidase (propane-1,3-diamine-forming)), EC 1.5.3.15 (''N'' 8-acetylspermidine oxidase (propane-1,3-diamine-forming)), EC 1.5.3.16 (spermine oxidase) and EC 1.5.3.17 (non-specific polyamine oxidase) * : dihydrobenzophenanthridine oxidase * : N1-acetylpolyamine oxidase, N1-acetylpolyamine oxidase * : polyamine oxidase (propane-1,3-diamine-forming) * : N8-acetylspermidine oxidase (propane-1,3-diamine-forming), ''N'' 8-acetylspermidine oxidase (propane-1,3-diamine-forming) * : spermine oxidase * : non-specific polyamine oxidase * : L-saccharopine oxidase, L-saccharopine oxidase * : 4-methylaminobutanoate oxidase (formaldehyde-forming) * : N-alkylglycine oxidase, ''N''-alkylglycine oxidase * : 4-methylaminobutanoate oxidase (methylamine-forming) * EC 1.5.3.22: coenzyme F420H2 oxidase * * EC 1.5.3.23: glyphosate oxidoreductase * : *No Wikipedia article


EC 1.5.4 With a disulfide as acceptor

* : pyrimidodiazepine synthase


EC 1.5.5 With a quinone or similar compound as acceptor

* : electron-transferring-flavoprotein dehydrogenase * EC 1.5.5.2: proline dehydrogenase * * EC 1.5.5.3: hydroxyproline dehydrogenase * : *No Wikipedia article


EC 1.5.7 With an iron–sulfur protein as acceptor

* : methylenetetrahydrofolate reductase (ferredoxin) * EC 1.5.7.2: coenzyme F420 oxidoreductase (ferredoxin) * : *No Wikipedia article


EC 1.5.8 With a flavin or flavoprotein as acceptor

* : dimethylamine dehydrogenase * : trimethylamine dehydrogenase * : sarcosine dehydrogenase * : dimethylglycine dehydrogenase


EC 1.5.98 With other, known, physiological acceptors

* EC 1.5.98.1: ethylenetetrahydromethanopterin dehydrogenase * EC 1.5.98.2: 5,10-methylenetetrahydromethanopterin reductase * EC 1.5.98.3: coenzyme F420:methanophenazine dehydrogenase


EC 1.5.99 With unknown physiological acceptors

* EC 1.5.99.1: Now EC 1.5.8.3, sarcosine dehydrogenase * EC 1.5.99.2: Now EC 1.5.8.4, dimethylglycine dehydrogenase * : L-pipecolate dehydrogenase, L-pipecolate dehydrogenase * : nicotine dehydrogenase * : methylglutamate dehydrogenase * : spermidine dehydrogenase * EC 1.5.99.7: Now EC 1.5.8.2, trimethylamine dehydrogenase * EC 1.5.99.8: Now EC 1.5.5.2, proline dehydrogenase * EC 1.5.99.9: transferred to EC 1.5.98.1, methylenetetrahydromethanopterin dehydrogenase * EC 1.5.99.10: Now EC 1.5.8.1, dimethylamine dehydrogenase * EC 1.5.99.11: transferred to EC 1.5.98.2, 5,10-methylenetetrahydromethanopterin reductase * : cytokinin dehydrogenase * : D-proline dehydrogenase, D-proline dehydrogenase * : 6-hydroxypseudooxynicotine dehydrogenase * EC 1.5.99.15: dihydromethanopterin reductase (acceptor) * : *No Wikipedia article


EC 1.6 Acting on NADH or NADPH


EC 1.6.1 With NAD or NADP as acceptor

* : NAD(P)+ transhydrogenase (Si-specific), NAD(P)+ transhydrogenase (''Si''-specific) * : NAD(P)+ transhydrogenase (Re/Si-specific), NAD(P)+ transhydrogenase (''Re''/''Si''-specific)


EC 1.6.2 With a heme protein as acceptor

* EC 1.6.2.1: now EC 1.6.99.3 NADH dehydrogenase * : cytochrome-b5 reductase, cytochrome-''b''5 reductase * EC 1.6.2.3: deleted * : NADPH—hemoprotein reductase * : NADPH—cytochrome-c2 reductase, NADPH—cytochrome-''c''2 reductase * : leghemoglobin reductase


EC 1.6.3 With oxygen as acceptor

* : NAD(P)H oxidase, NAD(P)H oxidase (H2O2-forming) * EC 1.6.3.2: NAD(P)H oxidase (H2O-forming) * * EC 1.6.3.3: NADH oxidase (H2O2-forming) * * EC 1.6.3.4: NADH oxidase (H2O-forming) * * EC 1.6.3.5: renalase * : *No Wikipedia article


EC 1.6.4 With a disulfide as acceptor (deleted sub-class)

* EC 1.6.4.1: now cystine reductase * EC 1.6.4.2: now glutathione-disulfide reductase * EC 1.6.4.3: now dihydrolipoyl dehydrogenase * EC 1.6.4.4: now protein-disulfide reductase * EC 1.6.4.5: now thioredoxin-disulfide reductase * EC 1.6.4.6: now CoA-glutathione reductase * EC 1.6.4.7: now asparagusate reductase * EC 1.6.4.8: now trypanothione-disulfide reductase * EC 1.6.4.9: now bis-γ-glutamylcystine reductase * EC 1.6.4.10: now CoA-disulfide reductase


EC 1.6.5 With a quinone or similar compound as acceptor

* EC 1.6.5.1: deleted * : NAD(P)H dehydrogenase (quinone) * EC 1.6.5.3: now NADH:ubiquinone reductase (H+-translocating) * : monodehydroascorbate reductase (NADH) * : NADPH:quinone reductase * : p-benzoquinone reductase (NADPH), ''p''-benzoquinone reductase (NADPH) * : 2-hydroxy-1,4-benzoquinone reductase * : Now , NADH:ubiquinone reductase (Na+-transporting) * : NADH:ubiquinone reductase (non-electrogenic) * : NADPH dehydrogenase (quinone) * EC 1.6.5.11: Identical to , NADH:quinone reductase (non-electrogenic) * * EC 1.6.5.12: demethylphylloquinone reductase * : *No Wikipedia article


EC 1.6.6 With a nitrogenous group as acceptor

* EC 1.6.6.1: Now , nitrate reductase (NADH) * EC 1.6.6.2: Now , nitrate reductase
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* EC 1.6.6.3: Now , nitrate reductase (NADPH) * EC 1.6.6.4: Now , nitrite reductase
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* EC 1.6.6.5: Now , nitrite reductase (NO-forming) * EC 1.6.6.6: Now , hyponitrite reductase * EC 1.6.6.7: Now , azobenzene reductase * EC 1.6.6.8: Now , GMP reductase * EC 1.6.6.9: Now known to be catalysed by , trimethylamine-''N''-oxide reductase * EC 1.6.6.10: Now , nitroquinoline-''N''-oxide reductase] * EC 1.6.6.11: Now , hydroxylamine reductase (NADH) * EC 1.6.6.12: Now , 4-(dimethylamino)phenylazoxybenzene reductase * EC 1.6.6.13: Now , ''N''-hydroxy-2-acetamidofluorene reductase


EC 1.6.7 With an iron–sulfur protein as acceptor (deleted sub-subclass)

* EC 1.6.7.1: now ferredoxin—NADP+ reductase * EC 1.6.7.2: now rubredoxin—NAD+ reductase * EC 1.6.7.3: now ferredoxin—NAD+ reductase


EC 1.6.8 With a flavin as acceptor (deleted sub-subclass)

* EC 1.6.8.1: Now FMN reductase * EC 1.6.8.2: Now flavin reductase


EC 1.6.99 With unknown physiological acceptors

* : NADPH dehydrogenase * EC 1.6.99.2: Now , NAD(P)H dehydrogenase (quinone * EC 1.6.99.3: The activity is covered by , NADH:ubiquinone reductase (H+-translocating) * EC 1.6.99.4: Now , ferredoxin—NADP+ reductase * EC 1.6.99.5: Now , NADH dehydrogenase (quinone) * EC 1.6.99.6: Now , NADPH dehydrogenase (quinone) * EC 1.6.99.7: Now , 6,7-dihydropteridine reductase * EC 1.6.99.8: Deleted * EC 1.6.99.9: Now , cob(II)alamin reductase * EC 1.6.99.10: included in , 6,7-dihydropteridine reductase * EC 1.6.99.11: Deleted * EC 1.6.99.12: Now , cyanocobalamin reductase (cyanide-eliminating) * EC 1.6.99.13: Now , ferric-chelate reductase


EC 1.7 Acting on other nitrogenous compounds as donors


EC 1.7.1 With NAD+ or NADP+ as acceptor

* : nitrate reductase (NADH) * : nitrate reductase (NAD(P)H) * : nitrate reductase (NADPH) * : nitrite reductase (NAD(P)H) * : hyponitrite reductase * : azobenzene reductase * : GMP reductase * EC 1.7.1.8: deleted * : nitroquinoline-N-oxide reductase, nitroquinoline-''N''-oxide reductase * : hydroxylamine reductase (NADH) * : 4-(dimethylamino)phenylazoxybenzene reductase * : N-hydroxy-2-acetamidofluorene reductase, ''N''-hydroxy-2-acetamidofluorene reductase * : preQ1 synthase, preQ1 synthase * : nitric oxide reductase (NAD(P), nitrous oxide-forming) * : nitrite reductase (NADH) * : nitrobenzene nitroreductase * : FMN-dependent NADH-azoreductase


EC 1.7.2 With a cytochrome as acceptor

* : nitrite reductase (NO-forming) * : Cytochrome c nitrite reductase, nitrite reductase (cytochrome; ammonia-forming) * : trimethylamine-N-oxide reductase (cytochrome c), trimethylamine-''N''-oxide reductase * : nitrous-oxide reductase * : nitric oxide reductase (cytochrome c), nitric oxide reductase (cytochrome ''c'') * : hydroxylamine dehydrogenase * : hydrazine synthase * * : hydrazine dehydrogenase * : *No Wikipedia article


EC 1.7.3 With oxygen as acceptor

* : nitroalkane oxidase * : acetylindoxyl oxidase * : urate oxidase, factor-independent urate hydroxylase * EC 1.7.3.4: Now covered by , hydroxylamine dehydrogenase, and , hydroxylamine oxidase (cytochrome) * : 3-aci-nitropropanoate oxidase, 3-''aci''-nitropropanoate oxidase * : hydroxylamine oxidase (cytochrome) * : *No Wikipedia article


EC 1.7.5 With a quinone or similar compound as acceptor

* : nitrate reductase (quinone) * : nitric oxide reductase (menaquinol)


EC 1.7.6 With a nitrogenous group as acceptor

* : nitrite dismutase


EC 1.7.7 With an iron–sulfur protein as acceptor

* : ferredoxin—nitrite reductase * : ferredoxin—nitrate reductase


EC 1.7.99 With other acceptors

* : hydroxylamine reductase * EC 1.7.99.2: deleted: reaction may have been due to the combined action of nitrous-oxide reductase and nitric-oxide reductase * EC 1.7.99.3: Now included with , nitrite reductase (NO-forming) * EC 1.7.99.4: Now , nitrate reductase (NADH), , nitrate reductase [NAD(P)H], , nitrate reductase (NADPH), , nitrate reductase (quinone), , nitrate reductase (ferredoxin) and , nitrate reductase (cytochrome) * EC 1.7.99.5: Now included with , methylenetetrahydrofolate reductase
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* EC 1.7.99.6: Now nitrous-oxide reductase * EC 1.7.99.7: Now nitric oxide reductase (cytochrome ''c'') * : hydroxylamine oxidoreductase * EC 1.7.99.8: Now classified as , hydrazine dehydrogenase


EC 1.8 Acting on a sulfur group of donors


EC 1.8.1 With NAD+ or NADP+ as acceptor

* EC 1.8.1.1: deleted * : sulfite reductase (NADPH) * : hypotaurine dehydrogenase * : dihydrolipoyl dehydrogenase * : 2-oxopropyl-CoM reductase (carboxylating) * : cystine reductase * : glutathione-disulfide reductase * : protein-disulfide reductase * : thioredoxin-disulfide reductase * : CoA-glutathione reductase * : asparagusate reductase * : trypanothione-disulfide reductase * : bis-g-glutamylcystine reductase, bis-γ-glutamylcystine reductase * : CoA-disulfide reductase * : mycothione reductase * : glutathione amide reductase * : dimethylsulfone reductase * : NAD(P)H sulfur oxidoreductase (CoA-dependent) * * : sulfide dehydrogenase * * : 4,4′-dithiodibutanoate disulfide reductase * * : dissimilatory dimethyldisulfide reductase * : *No Wikipedia article


EC 1.8.2 With a cytochrome as acceptor

* : sulfite dehydrogenase, sulfite dehydrogenase (cytochrome) * : thiosulfate dehydrogenase * : sulfide-cytochrome-c reductase (flavocytochrome c), sulfide-cytochrome-''c'' reductase (flavocytochrome ''c'') * : dimethyl sulfide:cytochrome ''c''2 reductase * * : thiosulfate reductase (cytochrome) * * : ''S''-disulfanyl-L-cysteine oxidoreductase * * : thiocyanate desulfurase * : *No Wikipedia article


EC 1.8.3 With oxygen as acceptor

* : sulfite oxidase * : thiol oxidase * : glutathione oxidase * : methanethiol oxidase * : prenylcysteine oxidase * : farnesylcysteine lyase * : formylglycine-generating enzyme * : *No Wikipedia article


EC 1.8.4 With a disulfide as acceptor

* : glutathione—homocystine transhydrogenase * : protein-disulfide reductase (glutathione) * : glutathione—CoA-glutathione transhydrogenase * : glutathione—cystine transhydrogenase * EC 1.8.4.5: Now , L-methionine (''S'')-''S''-oxide reductase and , L-methionine (''R'')-''S''-oxide reductase * EC 1.8.4.6: due to , peptide-methionine (''S'')-''S''-oxide reductase * : enzyme-thiol transhydrogenase (glutathione-disulfide) * : phosphoadenylyl-sulfate reductase (thioredoxin) * : adenylyl-sulfate reductase (glutathione) * : adenylyl-sulfate reductase (thioredoxin) * : peptide-methionine (S)-S-oxide reductase, peptide-methionine (''S'')-''S''-oxide reductase * : peptide-methionine (R)-S-oxide reductase, peptide-methionine (''R'')-''S''-oxide reductase * : L-methionine (S)-S-oxide reductase, L-methionine (''S'')-''S''-oxide reductase * : L-methionine (R)-S-oxide reductase, L-methionine (''R'')-''S''-oxide reductase * : protein dithiol oxidoreductase (disulfide-forming) * * : thioredoxin:protein disulfide reductase * : *No Wikipedia article


EC 1.8.5 With a quinone or similar compound as acceptor

* : glutathione dehydrogenase (ascorbate) * : thiosulfate dehydrogenase (quinone) * : dimethylsulfoxide reductase, respiratory dimethylsulfoxide reductase * : sulfide:quinone reductase, bacterial sulfide:quinone reductase * : thiosulfate reductase (quinone) * * : sulfite dehydrogenase (quinone) * * : glutathionyl-hydroquinone reductase * * : eukaryotic sulfide quinone oxidoreductase * * : protein dithiol:quinone oxidoreductase DsbB * : *No Wikipedia article


EC 1.8.6 With a nitrogenous group as acceptor (deleted sub-subclass)

* : Now included with glutathione transferase


EC 1.8.7 With an iron–sulfur protein as acceptor

* : sulfite reductase (ferredoxin), assimilatory sulfite reductase (ferredoxin) * : ferredoxin:thioredoxin reductase * : ferredoxin:CoB-CoM heterodisulfide reductase * : *No Wikipedia article


EC 1.8.98 With other, known, acceptors

* : CoB—CoM heterodisulfide reductase, dihydromethanophenazine:CoB-CoM heterodisulfide reductase * : sulfiredoxin


EC 1.8.99 With other acceptors

* EC 1.8.99.1: Now covered by , assimilatory sulfite reductase (NADPH) and , assimilatory sulfite reductase (ferredoxin) * : adenylyl-sulfate reductase * EC 1.8.99.3: an ''in vitro'' artifact of , dissimilatory sulfite reductase * EC 1.8.99.4: Now , phosphoadenylyl-sulfate reductase (thioredoxin) * EC 1.8.99.5: dissimilatory sulfite reductase * : *No Wikipedia article


EC 1.9 Acting on a heme group of donors


EC 1.9.3 With oxygen as acceptor

* EC 1.9.3.1: Now , cytochrome-''c'' oxidase * EC 1.9.3.2: Now included with , nitrite reductase (NO-forming)


EC 1.9.6 With a nitrogenous group as acceptor

* : nitrate reductase (cytochrome)


EC 1.9.98 With other, known, physiological acceptors

* : iron—cytochrome-''c'' reductase


EC 1.9.99 With other acceptors

* EC 1.9.99.1: Now , iron—cytochrome-''c'' reductase


EC 1.10 Acting on diphenols and related substances as donors


EC 1.10.1 With NAD+ or NADP+ as acceptor

* : trans-acenaphthene-1,2-diol dehydrogenase, ''trans''-acenaphthene-1,2-diol dehydrogenase


EC 1.10.2 With a cytochrome as acceptor

* EC 1.10.2.1: The activity is covered by , ascorbate ferrireductase (transmembrane) * EC 1.10.2.2: Now , quinol—cytochrome-''c'' reductase


EC 1.10.3 With oxygen as acceptor

* : catechol oxidase * : laccase * : L-ascorbate oxidase, L-ascorbate oxidase * : o-aminophenol oxidase, ''o''-aminophenol oxidase * : 3-hydroxyanthranilate oxidase * : rifamycin-B oxidase * EC 1.10.3.7: Now , sulochrin oxidase [(+)-bisdechlorogeodin-forming] * EC 1.10.3.8: Now , sulochrin oxidase [(-)-bisdechlorogeodin-forming] * : photosystem II * EC 1.10.3.10: Now , ubiquinol oxidase (H+-transporting) * : ubiquinol oxidase (non-electrogenic) * : Now , menaquinol oxidase (H +-transporting) * EC 1.10.3.13: Now , caldariellaquinol oxidase (H+-transporting) * EC 1.10.3.14: Now , ubiquinol oxidase (electrogenic, proton-motive force generating) * : grixazone synthase * * : dihydrophenazinedicarboxylate synthase * * : superoxide oxidase * : *No Wikipedia article


EC 1.10.5 With a quinone or related compound as acceptor

* : ribosyldihydronicotinamide dehydrogenase (quinone) : *No Wikipedia article


EC 1.10.9 With a copper protein as acceptor

* EC 1.10.9.1: Now , plastoquinol—plastocyanin reductase


EC 1.10.99 With unknown physiological acceptors

* EC 1.10.99.1: Now plastoquinol—plastocyanin reductase * EC 1.10.99.2: Now ribosyldihydronicotinamide dehydrogenase (quinone) * EC 1.10.99.3: Now violaxanthin de-epoxidase


EC 1.11 Acting on a peroxide as acceptor


EC 1.11.1 Peroxidases

* : NADH peroxidase * : NADPH peroxidase * : fatty-acid peroxidase * EC 1.11.1.4: Now tryptophan 2,3-dioxygenase * : cytochrome-c peroxidase, cytochrome-''c'' peroxidase * : catalase * : peroxidase * : iodide peroxidase * : glutathione peroxidase * : chloride peroxidase * : L-ascorbate peroxidase, L-ascorbate peroxidase * : phospholipid-hydroperoxide glutathione peroxidase * : manganese peroxidase * : diarylpropane peroxidase, lignin peroxidase * EC 1.11.1.15: Now described by , thioredoxin-dependent peroxiredoxin; , glutaredoxin-dependent peroxiredoxin; , NADH-dependent peroxiredoxin; , glutathione-dependent peroxiredoxin; , lipoyl-dependent peroxiredoxin; and , mycoredoxin-dependent peroxiredoxin * : versatile peroxidase * : glutathione amide-dependent peroxidase * : bromide peroxidase * : dye decolorizing peroxidase * : prostamide/prostaglandin F2alpha synthase, prostamide/prostaglandin F2α synthase * : catalase-peroxidase * : hydroperoxy fatty acid reductase * * : (''S'')-2-hydroxypropylphosphonic acid epoxidase * * : thioredoxin-dependent peroxiredoxin * * : glutaredoxin-dependent peroxiredoxin * * : NADH-dependent peroxiredoxin * * : glutathione-dependent peroxiredoxin * * : lipoyl-dependent peroxiredoxin * * : mycoredoxin-dependent peroxiredoxin * : *No Wikipedia article


EC 1.11.2 Peroxygenase

* : unspecific peroxygenase * : myeloperoxidase * : plant seed peroxygenase * : fatty-acid peroxygenase * : 3-methyl-L-tyrosine peroxygenase * * : L-tyrosine peroxygenase * : *No Wikipedia article


EC 1.12 Acting on hydrogen as donor


EC 1.12.1 With NAD+ or NADP+ as acceptor

* : Now EC 1.12.7.2, ferredoxin hydrogenase * : hydrogen dehydrogenase * : hydrogen dehydrogenase (NADP+), hydrogen dehydrogenase (NADP+) * : hydrogenase (NAD+, ferredoxin), hydrogenase (NAD+, ferredoxin) * : hydrogen dehydrogenase AD(P)+* : *No Wikipedia article


EC 1.12.2 With a cytochrome as acceptor

* : cytochrome-c3 hydrogenase, cytochrome-''c''3 hydrogenase


EC 1.12.5 With a quinone or similar compound as acceptor

* : hydrogen:quinone oxidoreductase


EC 1.12.7 With an iron–sulfur protein as acceptor

* EC 1.12.7.1: Now , ferredoxin hydrogenase * : ferredoxin hydrogenase


EC 1.12.98 With other known acceptors

* : coenzyme F420 hydrogenase, coenzyme F420 hydrogenase * : 5,10-methenyltetrahydromethanopterin hydrogenase * : Methanosarcina-phenazine hydrogenase, ''Methanosarcina''-phenazine hydrogenase * : Sulfhydrogenase


EC 1.12.99 With unknown physiological acceptors

* EC 1.12.99.1: Now , coenzyme F420 hydrogenase * EC 1.12.99.2: Now shown to be two enzymes, , ''Methanosarcina''-phenazine hydrogenase and , CoB—CoM heterodisulfide reductase * EC 1.12.99.3: Now , hydrogen:quinone oxidoreductase * EC 1.12.99.4: Now , 5,10-methenyltetrahydromethanopterin hydrogenase * EC 1.12.99.5: Identical to , 3-hydroxy-4-oxoquinoline 2,4-dioxygenase * : hydrogenase (acceptor)


EC 1.13 Acting on single donors with incorporation of molecular oxygen (oxygenases)


EC 1.13.11 With incorporation of two atoms of oxygen

* : catechol 1,2-dioxygenase * : catechol 2,3-dioxygenase * : protocatechuate 3,4-dioxygenase * : gentisate 1,2-dioxygenase * : homogentisate 1,2-dioxygenase * : 3-hydroxyanthranilate 3,4-dioxygenase * EC 1.13.11.7: deleted * : protocatechuate 4,5-dioxygenase * : 2,5-dihydroxypyridine 5,6-dioxygenase * : 7,8-dihydroxykynurenate 8,8a-dioxygenase * : tryptophan 2,3-dioxygenase * : lipoxygenase, linoleate 13S-lipoxygenas * EC 1.13.11.13: The activity is the sum of several enzymatic and spontaneous reactions * : 2,3-dihydroxybenzoate 3,4-dioxygenase * : 3,4-dihydroxyphenylacetate 2,3-dioxygenase * : 3-carboxyethylcatechol 2,3-dioxygenase * : indole 2,3-dioxygenase * : sulfur dioxygenase, persulfide dioxygenase * : cysteamine dioxygenase * : cysteine dioxygenase * EC 1.13.11.21: Now , β-carotene 15,15′-monooxygenase * : caffeate 3,4-dioxygenase * : 2,3-dihydroxyindole 2,3-dioxygenase * : quercetin 2,3-dioxygenase * : 3,4-dihydroxy-9,10-secoandrosta-1,3,5(10)-triene-9,17-dione 4,5-dioxygenase * : peptide-tryptophan 2,3-dioxygenase * : 4-hydroxyphenylpyruvate dioxygenase * : 2,3-dihydroxybenzoate 2,3-dioxygenase * : stizolobate synthase * : stizolobinate synthase * : arachidonate 12-lipoxygenase * EC 1.13.11.32: Now , nitronate monooxygenase * : arachidonate 15-lipoxygenase * : arachidonate 5-lipoxygenase * : pyrogallol 1,2-oxygenase * : chloridazon-catechol dioxygenase * : hydroxyquinol 1,2-dioxygenase * : 1-hydroxy-2-naphthoate 1,2-dioxygenase * : biphenyl-2,3-diol 1,2-dioxygenase * : arachidonate 8-lipoxygenase * : 2,4'-dihydroxyacetophenone dioxygenase, 2,4′-dihydroxyacetophenone dioxygenase * EC 1.13.11.42: identical to , tryptophan 2,3-dioxygenase * : lignostilbene ab-dioxygenase, lignostilbene αβ-dioxygenase * EC 1.13.11.44: Activity is covered by , linoleate 8''R''-lipoxygenase and , 9,12-octadecadienoate 8-hydroperoxide 8''S''-isomerase * : linoleate 11-lipoxygenase * : 4-hydroxymandelate synthase * : 3-hydroxy-4-oxoquinoline 2,4-dioxygenase * : 3-hydroxy-2-methyl-quinolin-4-one 2,4-dioxygenase * : chlorite O2-lyase, chlorite O2-lyase * : acetylacetone-cleaving enzyme * : 9-cis-epoxycarotenoid dioxygenase, 9-''cis''-epoxycarotenoid dioxygenase * : indoleamine 2,3-dioxygenase * : Acireductone dioxygenase (Ni2+-requiring), acireductone dioxygenase (Ni2+-requiring) * : acireductone dioxygenase (Fe(2+)-requiring), acireductone dioxygenase [iron(II)-requiring] * : sulfur oxygenase/reductase * : 1,2-dihydroxynaphthalene dioxygenase * : gallate dioxygenase * : linoleate 9S-lipoxygenase, linoleate 9''S''-lipoxygenase * : torulene dioxygenase * : linoleate 8R-lipoxygenase, inoleate 8''R''-lipoxygenase * : linolenate 9R-lipoxygenase, linolenate 9''R''-lipoxygenase * : linoleate 10R-lipoxygenase, linoleate 10''R''-lipoxygenase * : beta-carotene 15,15'-dioxygenase, β-carotene 15,15′-dioxygenase * : 5-nitrosalicylate dioxygenase * : carotenoid isomerooxygenase * : hydroquinone 1,2-dioxygenase * : 8'-apo-beta-carotenoid 14',13'-cleaving dioxygenase, 8′-apo-β-carotenoid 14′,13′-cleaving dioxygenase * : 9-cis-beta-carotene 9',10'-cleaving dioxygenase, 9-''cis''-β-carotene 9′,10′-cleaving dioxygenase * : carlactone synthase * : all-trans-10'-apo-beta-carotenal 13,14-cleaving dioxygenase, ''all-trans''-10′-apo-β-carotenal 13,14-cleaving dioxygenase * : carotenoid-9',10'-cleaving dioxygenase, carotenoid-9′,10′-cleaving dioxygenase * : 2-hydroxyethylphosphonate dioxygenase * : methylphosphonate synthase * : 2-aminophenol 1,6-dioxygenase * * : ''all-trans''-8′-apo-β-carotenal 15,15′-oxygenase * * : 2-amino-5-chlorophenol 1,6-dioxygenase * * : oleate 10''S''-lipoxygenase * * : 2-amino-1-hydroxyethylphosphonate dioxygenase (glycine-forming) * * : aerobic 5,6-dimethylbenzimidazole synthase * * : (3,5-dihydroxyphenyl)acetyl-CoA 1,2-dioxygenase * * : 7,8-dihydroneopterin oxygenase * * : 8′-apo-carotenoid 13,14-cleaving dioxygenase * * : 4-hydroxy-3-prenylphenylpyruvate oxygenase * * : crocetin dialdehyde synthase * * : exo-cleaving rubber dioxygenase * * : 5-aminosalicylate 1,2-dioxygenase * * : endo-cleaving rubber dioxygenase * * : isoeugenol monooxygenase * * : (hydroxymethyl)phosphonate dioxygenase * * : [1-hydroxy-2-(trimethylamino)ethyl]phosphonate dioxygenase (glycine-betaine-forming) * * : 3-mercaptopropionate dioxygenase * * : fatty acid α-dioxygenase * : *No Wikipedia article


EC 1.13.12 With incorporation of one atom of oxygen (internal monooxygenases or internal mixed function oxidases)

* : arginine 2-monooxygenase * : lysine 2-monooxygenase * : tryptophan 2-monooxygenase * : lactate 2-monooxygenase * : Renilla-luciferin 2-monooxygenase, ''Renilla''-type luciferase * : Cypridina-luciferin 2-monooxygenase, ''Cypridina''-luciferin 2-monooxygenase * : Photinus-luciferin 4-monooxygenase (ATP-hydrolysing), firefly luciferase * : Watasenia-luciferin 2-monooxygenase, ''Watasenia''-luciferin 2-monooxygenase * : phenylalanine 2-monooxygenase * EC 1.13.12.10: Reaction covered by , L-lysine 6-monooxygenase (NADPH) * EC n1.13.12.11: The activity is due to , flavin-containing monooxygenase * EC 1.13.12.12: transferred to , 8-apo-β-carotenoid 14′,13′-cleaving dioxygenase * : Oplophorus-luciferin 2-monooxygenase, ''Oplophorus''-luciferin 2-monooxygenase * EC 1.13.12.14: Now , chlorophyllide-a oxygenase * : 3,4-dihydroxyphenylalanine oxidative deaminase * : nitronate monooxygenase * : dichloroarcyriaflavin A synthase * : dinoflagellate luciferase * : 2-oxoglutarate dioxygenase (ethylene-forming), 2-oxoglutarate dioxygenase (ethene-forming) * : noranthrone monooxygenase * * : tetracenomycin-F1 monooxygenase * * : deoxynogalonate monooxygenase * * : 4-hydroxy-3-prenylbenzoate synthase * * : calcium-regulated photoprotein * : *No Wikipedia article


EC 1.13.99 Miscellaneous

* : inositol oxygenase * EC 1.13.99.2: Now , benzoate 1,2-dioxygenase * : tryptophan 2'-dioxygenase, tryptophan 2′-dioxygenase * EC 1.13.99.4: Now , 4-chlorophenylacetate 3,4-dioxygenase * EC 1.13.99.5: now , 3-hydroxy-4-oxoquinoline 2,4-dioxygenase


EC 1.14 Acting on paired donors, with incorporation or reduction of molecular oxygen


EC 1.14.1 With NADH or NADPH as one donor (deleted sub-subclass)

* EC 1.14.1.1: now , unspecific monooxygenase * EC 1.14.1.2: now , kynurenine 3-monooxygenase * EC 1.14.1.3: deleted, covered by , squalene monooxygenase and , lanosterol synthase * EC 1.14.1.4: now , kynurenine 7,8-hydroxylase * EC 1.14.1.5: now ; imidazoleacetate 4-monooxygenase * EC 1.14.1.6: now , steroid 11β-monooxygenase * EC 1.14.1.7: now , steroid 17α-monooxygenase * EC 1.14.1.8: now , steroid 21-monooxygenase * EC 1.14.1.9: deleted * EC 1.14.1.10: now estradiol 6β-monooxygenase * EC 1.14.1.11: deleted


EC 1.14.2 With ascorbate as one donor (deleted sub-subclass)

* EC 1.14.2.1: now , dopamine β-monooxygenase * EC 1.14.2.2: now , 4-hydroxyphenylpyruvate dioxygenase


EC 1.14.3 With reduced pteridine as one donor (deleted sub-subclass)

* EC 1.14.3.1: now , phenylalanine 4-monooxygenase


EC 1.14.11 With 2-oxoglutarate as one donor, and incorporation of one atom each of oxygen into both donors

* : g-butyrobetaine dioxygenase, γ-butyrobetaine dioxygenase * : procollagen-proline dioxygenase * : pyrimidine-deoxynucleoside 2'-dioxygenase, pyrimidine-deoxynucleoside 2′-dioxygenase * : procollagen-lysine 5-dioxygenase * EC 1.14.11.5: Now included with thymine dioxygenase * : thymine dioxygenase * : procollagen-proline 3-dioxygenase * : trimethyllysine dioxygenase * : flavanone 3-dioxygenase * : pyrimidine-deoxynucleoside 1'-dioxygenase, pyrimidine-deoxynucleoside 1′-dioxygenase * : hyoscyamine (6S)-dioxygenase, hyoscyamine (6''S'')-dioxygenase * : gibberellin-44 dioxygenase * : gibberellin 2b-dioxygenase, gibberellin 2β-dioxygenase * EC 1.14.11.14: Now , 6β-hydroxyhyoscyamine epoxidase * : gibberellin 3b-dioxygenase, gibberellin 3β-dioxygenase * : peptide-aspartate b-dioxygenase, peptide-aspartate β-dioxygenase * : taurine dioxygenase * : phytanoyl-CoA dioxygenase * EC 1.14.11.19: Now , anthocyanidin synthase * : deacetoxyvindoline 4-hydroxylase * : clavaminate synthase * EC 1.14.11.22: Now , flavone synthase * EC 1.14.11.23: Now , flavonol synthase * : 2'-deoxymugineic-acid 2'-dioxygenase, 2′-deoxymugineic-acid 2′-dioxygenase * : mugineic-acid 3-dioxygenase * : deacetoxycephalosporin-C hydroxylase * : (histone-H3)-lysine-36 demethylase, [histone H3]-dimethyl-L-lysine36 demethylase * : proline 3-hydroxylase * : hypoxia-inducible factor-proline dioxygenase * : hypoxia-inducible factor-asparagine dioxygenase * : thebaine 6-O-demethylase, thebaine 6-''O''-demethylase * : codeine 3-O-demethylase, codeine 3-''O''-demethylase * : DNA oxidative demethylase * EC 1.14.11.34: Now , 2-oxoglutarate/L-arginine monooxygenase/decarboxylase (succinate-forming) * : 1-deoxypentalenic acid 11beta-hydroxylase, 1-deoxypentalenic acid 11β-hydroxylase * : pentalenolactone F synthase * : pentalenolactone F synthase * * : kanamycin B dioxygenase * * : verruculogen synthase * * : L-asparagine hydroxylase * * : enduracididine β-hydroxylase * * : L-arginine hydroxylase * * : tRNAPhe (7-(3-amino-3-carboxypropyl)wyosine37-''C''2)-hydroxylase * * : (''S'')-dichlorprop dioxygenase (2-oxoglutarate) * * : (''R'')-dichlorprop dioxygenase (2-oxoglutarate) * * : L-isoleucine 4-hydroxylase * * : 2-aminoethylphosphonate dioxygenase * * : [50S ribosomal protein L16]-arginine 3-hydroxylase * * : xanthine dioxygenase * * : uridine-5′-phosphate dioxygenase * * EC, 1.14.11.50: Now , (–)-deoxypodophyllotoxin synthase * : DNA ''N'' 6-methyladenine demethylase * * : validamycin A dioxygenase * * : mRNA ''N'' 6-methyladenine demethylase * * : mRNA ''N'' 1-methyladenine demethylase * * : ectoine hydroxylase * * : L-proline ''cis''-4-hydroxylase * * : L-proline ''trans''-4-hydroxylase * * : ornithine lipid ester-linked acyl 2-hydroxylase * * : 2,4-dihydroxy-1,4-benzoxazin-3-one-glucoside dioxygenase * * : scopoletin 8-hydroxylase * * : feruloyl-CoA 6-hydroxylase * * : ''trans''-4-coumaroyl-CoA 2-hydroxylase * * : peptidyl-lysine (3''S'')-dioxygenase * * : glutarate dioxygenase * * : [histone H3]-dimethyl-L-lysine9 demethylase * * : [histone H3]-trimethylL-lysine9 demethylase * * : [histone H3]-trimethyl-LL-lysine4 demethylase * * : [histone H3]-trimethyl-L-lysine27 demethylase * * : [histone H3]-trimethyl-L-lysine37 demethylase * * : 7-deoxycylindrospermopsin hydroxylase * * : methylphosphonate hydroxylase * * : [2-(trimethylamino)ethyl]phosphonate dioxygenase * * : [protein]-arginine 3-hydroxylase * * : L-isoleucine 31-dioxygenase * * : 31-hydroxy-L-isoleucine 4-dioxygenase * * : L-glutamate 3(''R'')-hydroxylase * * : alkyl sulfatase *


EC 1.14.12 With NADH or NADPH as one donor, and incorporation of two atoms of oxygen into one donor

* : anthranilate 1,2-dioxygenase (deaminating, decarboxylating) * EC 1.14.12.2: Now anthranilate 3-monooxygenase (deaminating) * : benzene 1,2-dioxygenase * EC 1.14.12.4: , 3-hydroxy-2-methylpyridinecarboxylate monooxygenase * EC 1.14.12.5: Now , 5-pyridoxate monooxygenase * EC 1.14.12.6: Now , 2-hydroxycyclohexanone 2-monooxygenase * : phthalate 4,5-dioxygenase * : 4-sulfobenzoate 3,4-dioxygenase * : 4-chlorophenylacetate 3,4-dioxygenase * : benzoate 1,2-dioxygenase * : toluene dioxygenase * : naphthalene 1,2-dioxygenase * : 2-chlorobenzoate 1,2-dioxygenase, 2-halobenzoate 1,2-dioxygenase * : 2-aminobenzenesulfonate 2,3-dioxygenase * : terephthalate 1,2-dioxygenase * : 2-hydroxyquinoline 5,6-dioxygenase * : nitric oxide dioxygenase * : biphenyl 2,3-dioxygenase * : 3-phenylpropionate dioxygenase * EC 1.14.12.20: Now classified as , pheophorbide ''a'' oxygenase. * EC 1.14.12.21: Now , benzoyl-CoA 2,3-epoxidase * : carbazole 1,9a-dioxygenase * : nitroarene dioxygenase * * : 2,4-dinitrotoluene dioxygenase * * : ''p''-cumate 2,3-dioxygenase * * : chlorobenzene dioxygenase * : *No Wikipedia article


EC 1.14.13 With NADH or NADPH as one donor, and incorporation of one atom of oxygen into the other donor

* : salicylate 1-monooxygenase * : 4-hydroxybenzoate 3-monooxygenase * EC 1.14.13.3: Now , 4-hydroxyphenylacetate 3-monooxygenase * : melilotate 3-monooxygenase * : imidazoleacetate 4-monooxygenase * : orcinol 2-monooxygenase * : phenol 2-monooxygenase * : dimethylaniline monooxygenase (N-oxide-forming), flavin-containing monooxygenase * : kynurenine 3-monooxygenase * : 2,6-dihydroxypyridine 3-monooxygenase * EC 1.14.13.11: Now , trans-cinnamate 4-monooxygenase * EC 1.14.13.12: Now , benzoate 4-monooxygenase * EC 1.14.13.13: Now classified as , calcidiol 1-monooxygenase * : trans-cinnamate 2-monooxygenase, ''trans''-cinnamate 2-monooxygenase * EC 1.14.13.15: Now , cholestanetriol 26-monooxygenase * : cyclopentanone monooxygenase * EC 1.14.13.17: Now , cholesterol 7α-monooxygenase * : 4-hydroxyphenylacetate 1-monooxygenase * : taxifolin 8-monooxygenase * : 2,4-dichlorophenol 6-monooxygenase * EC 1.14.13.21: Now , flavonoid 3′-monooxygenase * : cyclohexanone monooxygenase * : 3-hydroxybenzoate 4-monooxygenase * : 3-hydroxybenzoate 6-monooxygenase * : methane monooxygenase, methane monooxygenase (soluble) * EC 1.14.13.26: Now classified as , phosphatidylcholine 12-monooxygenase * : 4-aminobenzoate 1-monooxygenase * EC 1.14.13.28: Now , 3,9-dihydroxypterocarpan 6a-monooxygenase * : 4-nitrophenol 2-monooxygenase * EC 1.14.13.30: Now , leukotriene-B4 20-monooxygenase * : 2-nitrophenol 2-monooxygenase * : albendazole monooxygenase * : 4-hydroxybenzoate 3-monooxygenase (NAD(P)H) * : leukotriene-E4 20-monooxygenase, leukotriene-E4 20-monooxygenase * : anthranilate 3-monooxygenase (deaminating) * EC 1.14.13.36: Now , 5-''O''-(4-coumaroyl)-D-quinate 3′-monooxygenase * EC 1.14.13.37: Now , methyltetrahydroprotoberberine 14-monooxygenase * : anhydrotetracycline monooxygenase * : nitric-oxide synthase * : anthraniloyl-CoA monooxygenase * EC 1.14.13.41: Now , tyrosine ''N''-monooxygenase * EC 1.14.13.42: The activity is covered by , 4-hydroxyphenylacetaldehyde oxime monooxygenase * : questin monooxygenase * : 2-hydroxybiphenyl 3-monooxygenase * EC 1.14.13.45: Now , CMP-''N''-acetylneuraminate monooxygenase * : (-)-menthol monooxygenase * EC 1.14.13.47: Now , (S)-limonene 3-monooxygenase, (''S'')-limonene 3-monooxygenase * EC 1.14.13.48: Now classified as , (''S'')-limonene 6-monooxygenase * EC 1.14.13.49: Now classified as , ((S)-limonene 7-monooxygenase, ''S'')-limonene 7-monooxygenase * : pentachlorophenol monooxygenase * : 6-oxocineole dehydrogenase * EC 1.14.13.52: Now , isoflavone 3′-hydroxylase * EC 1.14.13.53: Now , 4′-methoxyisoflavone 2′-hydroxylase * : ketosteroid monooxygenase * EC 1.14.13.55: Now , protopine 6-monooxygenase * EC 1.14.13.56: Now , dihydrosanguinarine 10-monooxygenase * EC 1.14.13.57: Now , dihydrochelirubine 12-monooxygenase * : benzoyl-CoA 3-monooxygenase * : L-lysine 6-monooxygenase (NADPH), L-lysine ''N'' 6-monooxygenase (NADPH) * EC 1.14.13.60: Now included with , 25-hydroxycholesterol 7α-hydroxylase * : 2-hydroxyquinoline 8-monooxygenase * : 4-hydroxyquinoline 3-monooxygenase * : 3-hydroxyphenylacetate 6-hydroxylase * : 4-hydroxybenzoate 1-hydroxylase * EC 1.14.13.65: deleted * : 2-hydroxycyclohexanone 2-monooxygenase * EC 1.14.13.67: Now , quinine 3-monooxygenase * EC 1.14.13.68: Now , 4-hydroxyphenylacetaldehyde oxime monooxygenase * : alkene monooxygenase * EC 1.14.13.70: Now , sterol 14α-demethylase * EC 1.14.13.71: Now , ''N''-methylcoclaurine 3′-monooxygenase * EC 1.14.13.72: Now classified as , methylsterol monooxygenase * EC 1.14.13.73: Now , tabersonine 16-hydroxylase * EC 1.14.13.74: Now , 7-deoxyloganin 7-hydroxylase * EC 1.14.13.75: Now , vinorine hydroxylase * EC 1.14.13.76: Now , taxane 10β-hydroxylase * EC 1.14.13.77: Now , taxane 13α-hydroxylase * EC 1.14.13.78: Now , ''ent''-kaurene monooxygenase * EC 1.14.13.79: Now , ''ent''-kaurenoic acid oxidase * EC 1.14.13.80: Now classified as , (''R'')-limonene 6-monooxygenase * : magnesium-protoporphyrin IX monomethyl ester (oxidative) cyclase * : vanillate monooxygenase * : precorrin-3B synthase * : 4-hydroxyacetophenone monooxygenase * EC 1.14.13.85: Now , glyceollin synthase * EC 1.14.13.86: The activity is covered by , 2-hydroxyisoflavanone synthase * EC 1.14.13.87: Now , licodione synthase] * EC 1.14.13.88: Now , flavanoid 3,5-hydroxylase * EC 1.14.13.89: Now , isoflavone 2-hydroxylase * EC 1.14.13.90: Now , zeaxanthin epoxidase * EC 1.14.13.91: Now , deoxysarpagine hydroxylase * : phenylacetone monooxygenase * EC 1.14.13.93: Now , (+)-abscisic acid 8-hydroxylase * EC 1.14.13.94: Now , lithocholate 6β-hydroxylase * EC 1.14.13.95: Now included with , 5β-cholestane-3α,7α-diol 12α-hydroxylase * EC 1.14.13.96: Now , 5β-cholestane-3α,7α-diol 12α-hydroxylase * EC 1.14.13.97: Now , taurochenodeoxycholate 6α-hydroxylase * EC 1.14.13.98: Now , cholesterol 24-hydroxylase * EC 1.14.13.99: Now , 24-hydroxycholesterol 7α-hydroxylase * EC 1.14.13.100: Now classified as , 25/26-hydroxycholesterol 7α-hydroxylase * : senecionine N-oxygenase, senecionine ''N''-oxygenase * EC 1.14.13.102: Now , psoralen synthase * EC 1.14.13.103: Now , 8-dimethylallylnaringenin 2-hydroxylase * : Now , (+)-menthofuran synthase * : monocyclic monoterpene ketone monooxygenase * EC 1.14.13.106: now classified as , ''epi''-isozizaene 5-monooxygenase. * : limonene 1,2-monooxygenase * EC 1.14.13.108: Now , abieta-7,13-diene hydroxylase * EC 1.14.13.109: Now , abieta-7,13-dien-18-ol hydroxylase * EC 1.14.13.110: Now , geranylgeraniol 18-hydroxylase * : methanesulfonate monooxygenase * EC 1.14.13.112: Now , 3-epi-6-deoxocathasterone 23-monooxygenase * : FAD-dependent urate hydroxylase * : 6-hydroxynicotinate 3-monooxygenase * EC 1.14.13.115: Now , angelicin synthase * : Now , geranylhydroquinone 3-hydroxylase * EC 1.14.13.117: Now , isoleucine ''N''-monooxygenase * EC 1.14.13.118: Now , valine ''N''-monooxygenase * EC 1.14.13.119: Now , 5-epiaristolochene 1,3-dihydroxylase * EC 1.14.13.120: Now , costunolide synthase * EC 1.14.13.121: Now , premnaspirodiene oxygenase * : chlorophyllide-a oxygenase * EC 1.14.13.123: Now , germacrene A hydroxylase * EC 1.14.13.124: now classified as , phenylalanine ''N''-monooxygenase * EC 1.14.13.125: Now , tryptophan ''N''-monooxygenase * EC 1.14.13.126: Now , vitamin D3 24-hydroxylase * : 3-(3-hydroxyphenyl)propanoate hydroxylase * : 7-methylxanthine demethylase * EC 1.14.13.129: Now , β-carotene 3-hydroxylase * : pyrrole-2-carboxylate monooxygenase * : dimethyl-sulfide monooxygenase * EC 1.14.13.132: Now , squalene monooxygenase * EC 1.14.13.133: Now , pentalenene oxygenase * EC 1.14.13.134: Now , β-amyrin 11-oxidase * : 1-hydroxy-2-naphthoate hydroxylase * EC 1.14.13.136: Now , 2-hydroxyisoflavanone synthase * EC 1.14.13.137: Now , indole-2-monooxygenase * EC 1.14.13.138: Now , indolin-2-one monooxygenase * EC 1.14.13.139: Now , 3-hydroxyindolin-2-one monooxygenase * EC 1.14.13.140: Now , 2-hydroxy-1,4-benzoxazin-3-one monooxygenase. * EC 1.14.13.141: Now , cholest-4-en-3-one 26-monooxygenase [(25''S'')-3-oxocholest-4-en-26-oate forming] * EC 1.14.13.142: Now , 3-ketosteroid 9α-monooxygenase * EC 1.14.13.143: Now ''ent''-isokaurene C2/C3-hydroxylase * EC 1.14.13.144: Now , 9β-pimara-7,15-diene oxidase * EC 1.14.13.145: Now , ''ent''-cassa-12,15-diene 11-hydroxylase * : taxoid 14beta-hydroxylase, taxoid 14β-hydroxylase * : taxoid 7beta-hydroxylase, taxoid 7β-hydroxylase * : trimethylamine monooxygenase * : phenylacetyl-CoA 1,2-epoxidase * EC 1.14.13.150: Now , α-humulene 10-hydroxylase * EC 1.14.13.151: Now , linalool 8-monooxygenase * EC 1.14.13.152: Now , geraniol 8-hydroxylase * : (+)-sabinene 3-hydroxylase * : erythromycin 12 hydroxylase, erythromycin 12-hydroxylase * : alpha-pinene monooxygenase, α-pinene monooxygenase * EC 1.14.13.156: Now , 1,8-cineole 2-endo-monooxygenase * EC 1.14.13.157: Now , 1,8-cineole 2-exo-monooxygenase * EC 1.14.13.158: Now , amorpha-4,11-diene 12-monooxygenase * EC 1.14.13.159: Now , vitamin D 25-hydroxylase * : (2,2,3-trimethyl-5-oxocyclopent-3-enyl)acetyl-CoA 1,5-monooxygenase * : (+)-camphor 6-exo-hydroxylase * EC 1.14.13.162: Now , 2,5-diketocamphane 1,2-monooxygenase * : 6-hydroxy-3-succinoylpyridine 3-monooxygenase * EC 1.14.13.164: withdrawn: see , carotenoid isomerooxygenase * EC 1.14.13.165: Now classified as , nitric-oxide synthase (flavodoxin) * : 4-nitrocatechol 4-monooxygenase : Most of the entries from here on have no Wikipedia articles * : 4-nitrophenol 4-monooxygenase * : indole-3-pyruvate monooxygenase * EC 1.14.13.169: Now , sphingolipid C4-monooxygenase * : pentalenolactone D synthase * : neopentalenolactone D synthase * : salicylate 5-hydroxylase * EC 1.14.13.173: Now , 11-oxo-β-amyrin 30-oxidase * EC 1.14.13.174: Now , averantin hydroxylase * EC 1.14.13.175: Now , aflatoxin B synthase * EC 1.14.13.176: Now , tryprostatin B 6-hydroxylase * EC 1.14.13.177: Now , fumitremorgin C monooxygenase * : methylxanthine ''N'' 1-demethylase * : methylxanthine ''N'' 3-demethylase * : aklavinone 12-hydroxylase * : 13-deoxydaunorubicin hydroxylase * : 2-heptyl-3-hydroxy-4(1''H'')-quinolone synthase * EC 1.14.13.183: Now , dammarenediol 12-hydroxylase * EC 1.14.13.184: Now , protopanaxadiol 6-hydroxylase * EC 1.14.13.185: Now , pikromycin synthase * EC 1.14.13.186: Now , 20-oxo-5-''O''-mycaminosyltylactone 23-monooxygenase * : L-evernosamine nitrososynthase * EC 1.14.13.188: Now , 6-deoxyerythronolide B hydroxylase * : 5-methyl-1-naphthoate 3-hydroxylase * EC 1.14.13.190: Now , ferruginol synthase * EC 1.14.13.191: Now , ''ent''-sandaracopimaradiene 3-hydroxylase * EC 1.14.13.192: Now , oryzalexin E synthase * EC 1.14.13.193: Now , oryzalexin D synthase * EC 1.14.13.194: Now , phylloquinone ω-hydroxylase * : L-ornithine ''N'' 5-monooxygenase (NADPH) * : L-ornithine ''N'' 5-monooxygenase [NAD(P)H] * EC 1.14.13.197: Now , dihydromonacolin L hydroxylase * EC 1.14.13.198: Now , monacolin L hydroxylase * EC 1.14.13.199: Now , docosahexaenoic acid ω-hydroxylase * : tetracenomycin A2 monooxygenase-dioxygenase * EC 1.14.13.201: Now , β-amyrin 28-monooxygenase * EC 1.14.13.202: Now , methyl farnesoate epoxidase * EC 1.14.13.203: Now , farnesoate epoxidase * EC 1.14.13.204: Now , long-chain acyl-CoA ω-monooxygenase * EC 1.14.13.205: Now , long-chain fatty acid ω-monooxygenase * EC 1.14.13.206: Now , laurate 7-monooxygenase * EC 1.14.13.207: Now , ipsdienol synthase * : benzoyl-CoA 2,3-epoxidase * : salicyloyl-CoA 5-hydroxylase * : 4-methyl-5-nitrocatechol 5-monooxygenase * : rifampicin monooxygenase * : 1,3,7-trimethyluric acid 5-monooxygenase * EC 1.14.13.213: Now , bursehernin 5-monooxygenase * EC 1.14.13.214: Now , (–)-4′-demethyl-deoxypodophyllotoxin 4-hydroxylase * : protoasukamycin 4-monooxygenase * : asperlicin C monooxygenase * : protodeoxyviolaceinate monooxygenase * : 5-methylphenazine-1-carboxylate 1-monooxygenase * : resorcinol 4-hydroxylase (NADPH) * : resorcinol 4-hydroxylase (NADH) * EC 1.14.13.221: Now , cholest-4-en-3-one 26-monooxygenase [(25''R'')-3-oxocholest-4-en-26-oate forming] * : aurachin C monooxygenase/isomerase * : 3-hydroxy-4-methylanthranilyl-[aryl-carrier protein] 5-monooxygenase * : violacein synthase * : F-actin monooxygenase * : acetone monooxygenase (methyl acetate-forming) * : propane 2-monooxygenase * : jasmonic acid 12-hydroxylase * : ''tert''-butyl alcohol monooxygenase * : butane monooxygenase (soluble) * : tetracycline 11a-monooxygenase * : 6-methylpretetramide 4-monooxygenase * : 4-hydroxy-6-methylpretetramide 12a-monooxygenase * : 5a,11a-dehydrotetracycline 5-monooxygenase * : indole-3-acetate monooxygenase * : toluene 4-monooxygenase * : aliphatic glucosinolate ''S''-oxygenase * : dimethylamine monooxygenase * : carnitine monooxygenase * : 2-polyprenylphenol 6-hydroxylase * : 5-pyridoxate monooxygenase * : 3-hydroxy-2-methylpyridine-5-carboxylate monooxygenase * : toluene 2-monooxygenase * : phenol 2-monooxygenase (NADH) * : assimilatory dimethylsulfide ''S''-monooxygenase * : 4β-methylsterol monooxygenase * : stachydrine ''N''-demethylase


EC 1.14.14 With reduced flavin or flavoprotein as one donor, and incorporation of one atom of oxygen

* : unspecific monooxygenase * EC 1.14.14.2: Now included with unspecific monooxygenase * : alkanal monooxygenase (FMN-linked) * EC 1.14.14.4: identical to , choline monooxygenase. * : alkanesulfonate monooxygenase * EC 1.14.14.6: Now , methanesulfonate monooxygenase * EC 1.14.14.7: transferred to , tryptophan 7-halogenase * : anthranilate 3-monooxygenase (FAD) * : 4-hydroxyphenylacetate 3-monooxygenase * : nitrilotriacetate monooxygenase * : styrene monooxygenase * : 3-hydroxy-9,10-secoandrosta-1,3,5(10)-triene-9,17-dione monooxygenase * : 4-(gamma-L-glutamylamino)butanoyl-(BtrI acyl-carrier protein) monooxygenase, 4-(γ-L-glutamylamino)butanoyl-[BtrI acyl-carrier protein] monooxygenase : Most of the entries from here on have no Wikipedia articles * : aromatase * : (3''S'')-3-amino-3-(3-chloro-4-hydroxyphenyl)propanoyl-[peptidyl-carrier protein SgcC2] monooxygenase * : steroid 21-monooxygenase * : squalene monooxygenase * : heme oxygenase (biliverdin-producing) * : steroid 17α-monooxygenase * : phenol 2-monooxygenase (FADH2) * : dibenzothiophene monooxygenase * : dibenzothiophene sulfone monooxygenase * : cholesterol 7α-monooxygenase * : vitamin D 25-hydroxylase * : cholesterol 24-hydroxylase * : 24-hydroxycholesterol 7α-hydroxylase * : resorcinol 4-hydroxylase (FADH2) * : long-chain alkane monooxygenase * : 25/26-hydroxycholesterol 7α-hydroxylase * : isobutylamine ''N''-monooxygenase * : ipsdienol synthase * : 17α-hydroxyprogesterone deacetylase * : ethylenediaminetetraacetate monooxygenase * : methanesulfonate monooxygenase (FMNH2) * : dimethylsulfone monooxygenase * : tyrosine ''N''-monooxygenase * : 4-hydroxyphenylacetaldehyde oxime monooxygenase * : valine ''N''-monooxygenase * : isoleucine ''N''-monooxygenase * : phenylalanine ''N''-monooxygenase * : (''E'')-2-methylbutanal oxime monooxygenase * : homomethionine ''N''-monooxygenase * : (methylsulfanyl)alkanaldoxime ''N''-monooxygenase * : phenylacetaldehyde oxime monooxygenase * : aromatic aldoxime ''N''-monooxygenase * : pimeloyl-[acyl-carrier protein] synthase * : nitric-oxide synthase (flavodoxin) * : jasmonoyl-L-amino acid 12-hydroxylase * : 12-hydroxyjasmonoyl-L-amino acid 12-hydroxylase * : tabersonine 3-oxygenase * : (''S'')-limonene 6-monooxygenase * : (''S'')-limonene 7-monooxygenase * : (''R'')-limonene 6-monooxygenase * : phenylacetate 2-hydroxylase * : quinine 3-monooxygenase * : 1,8-cineole 2-exo-monooxygenase * : taurochenodeoxycholate 6α-hydroxylase * : trimethyltridecatetraene synthase * : dimethylnonatriene synthase * : ferruginol monooxygenase * : carnosic acid synthase * : salviol synthase * : β-amyrin 16β-monooxygenase * : β-amyrin 6β-monooxygenase * : sugiol synthase * : marmesin synthase * : 11-hydroxysugiol 20-monooxygenase * : ''syn''-pimaradiene 3-monooxygenase * : ''ent''-cassadiene hydroxylase * : ''ent''-sandaracopimaradiene 3-hydroxylase * : cucurbitadienol 11-hydroxylase * : drimenol monooxygenase * : albendazole monooxygenase (sulfoxide-forming) * : albendazole monooxygenase (hydroxylating) * : fenbendazole monooxygenase (4′-hydroxylating) * : ''ent''-isokaurene C2/C3-hydroxylase * : phenylacetonitrile α-monooxygenase * : phylloquinone ω-hydroxylase * : docosahexaenoic acid ω-hydroxylase * : long-chain fatty acid ω-monooxygenase * : flavanoid 3′,5′-hydroxylase * : flavonoid 3′-monooxygenase * : geraniol 8-hydroxylase * : linalool 8-monooxygenase * : 7-deoxyloganate 7-hydroxylase * : ''ent''-kaurene monooxygenase * : 2-hydroxyisoflavanone synthase * : isoflavone 3′-hydroxylase * : 4′-methoxyisoflavone 2′-hydroxylase * : isoflavone 2′-hydroxylase * : ''trans''-cinnamate 4-monooxygenase * : benzoate 4-monooxygenase * : 3,9-dihydroxypterocarpan 6a-monooxygenase * : leukotriene-B4 20-monooxygenase * : germacrene A hydroxylase * : 5-''O''-(4-coumaroyl)-D-quinate 3′-monooxygenase * : methyltetrahydroprotoberberine 14-monooxygenase * : protopine 6-monooxygenase * : (''S'')-limonene 3-monooxygenase * : dihydrosanguinarine 10-monooxygenase * : dihydrochelirubine 12-monooxygenase * : ''N''-methylcoclaurine 3′-monooxygenase * : tabersonine 16-hydroxylase * : vinorine hydroxylase * : taxane 10β-hydroxylase * : taxane 13α-hydroxylase * : ent-kaurenoic acid monooxygenase * : 2,5-diketocamphane 1,2-monooxygenase * : 3-hydroxyindolin-2-one monooxygenase * : 2-hydroxy-1,4-benzoxazin-3-one monooxygenase * : 9β-pimara-7,15-diene oxidase * : ent-cassa-12,15-diene 11-hydroxylase * : α-humulene 10-hydroxylase * : amorpha-4,11-diene 12-monooxygenase * : 11-oxo-β-amyrin 30-oxidase * : averantin hydroxylase * : aflatoxin B synthase * : tryprostatin B 6-hydroxylase * : fumitremorgin C monooxygenase * : dammarenediol 12-hydroxylase * : protopanaxadiol 6-hydroxylase * : oryzalexin E synthase * : oryzalexin D synthase * : dihydromonacolin L hydroxylase * : monacolin L hydroxylase * : β-amyrin 28-monooxygenase * : methyl farnesoate epoxidase * : farnesoate epoxidase * : long-chain acyl-CoA ω-monooxygenase * : laurate 7-monooxygenase * : bursehernin 5′-monooxygenase * : (–)-4′-demethyl-deoxypodophyllotoxin 4-hydroxylase * : 1,8-cineole 2-endo-monooxygenase * : β-amyrin 24-hydroxylase * : glyceollin synthase * : deoxysarpagine hydroxylase * : (+)-abscisic acid 8′-hydroxylase * : lithocholate 6β-hydroxylase * : 5β-cholestane-3α,7α-diol 12α-hydroxylase * EC 1.14.14.140: Now included with , flavanone 2-hydroxylase * : psoralen synthase * : 8-dimethylallylnaringenin 2′-hydroxylase * : (+)-menthofuran synthase * : abieta-7,13-diene hydroxylase * : abieta-7,13-dien-18-ol hydroxylase * : geranylgeraniol 18-hydroxylase * : 3-epi-6-deoxocathasterone 23-monooxygenase * : angelicin synthase * : 5-epiaristolochene 1,3-dihydroxylase * : costunolide synthase * : premnaspirodiene oxygenase * : β-amyrin 11-oxidase * : indole-2-monooxygenase * : sterol 14α-demethylase * : 3,6-diketocamphane 1,2-monooxygenase * : tryptophan ''N''-monooxygenase * : indolin-2-one monooxygenase * : carotenoid ε hydroxylase * : dolabradiene monooxygenase * : zealexin A1 synthase * : nepetalactol monooxygenase * : flavanone 2-hydroxylase * : (''S'')-1-hydroxy-N-methylcanadine 13-hydroxylase * : fraxetin 5-hydroxylase * : indole-3-carbonyl nitrile 4-hydroxylase * : (''S'')-N-methylcanadine 1-hydroxylase * : (13''S'',14''R'')-13-''O''-acetyl-1-hydroxy-''N''-methylcanadine 8-hydroxylase * : germacrene A acid 8β-hydroxylase * : eupatolide synthase * : 8-''epi''-inunolide synthase * : β-amyrin 16α-hydroxylase * : 3,5,6-trichloropyridin-2-ol monooxygenase * : 2,4,6-trichlorophenol monooxygenase * : geranylhydroquinone 3′′-hydroxylase * : ferruginol synthase * : taxadiene 5α-hydroxylase * : ultra-long-chain fatty acid ω-hydroxylase


EC 1.14.15 With reduced iron–sulfur protein as one donor, and incorporation of one atom of oxygen

* : camphor 5-monooxygenase * EC 1.14.15.2: Now , 2,5-diketocamphane 1,2-monooxygenase. * : alkane 1-monooxygenase * : steroid 11b-monooxygenase, steroid 11β-monooxygenase * : corticosterone 18-monooxygenase * : cholesterol monooxygenase (side-chain-cleaving) * : choline monooxygenase * : steroid 15beta-monooxygenase, steroid 15β-monooxygenase * : spheroidene monooxygenase * : (+)-camphor 6-endo-hydroxylase, (+)-camphor 6-''endo''-hydroxylase * : pentalenic acid synthase * EC 1.14.15.12 : pimeloyl-[acyl-carrier protein] synthase. Now , pimeloyl-[acyl-carrier protein] synthase : Most entries from here on have no Wikipedia articles * : pulcherriminic acid synthase * : methyl-branched lipid ω-hydroxylase * : cholestanetriol 26-monooxygenase * : vitamin D3 24-hydroxylase * : pheophorbide a oxygenase * : calcidiol 1-monooxygenase * : C-19 steroid 1α-hydroxylase * : heme oxygenase (biliverdin-producing, ferredoxin) * : zeaxanthin epoxidase * : vitamin D 1,25-hydroxylase * : chloroacetanilide ''N''-alkylformylase * : β-carotene 3-hydroxylase * : ''p''-cymene methyl-monooxygenase * : toluene methyl-monooxygenase * : β-dihydromenaquinone-9 ω-hydroxylase * : cholest-4-en-3-one 26-monooxygenase [(25''R'')-3-oxocholest-4-en-26-oate forming] * : cholest-4-en-3-one 26-monooxygenase [(25''S'')-3-oxocholest-4-en-26-oate forming] * : 3-ketosteroid 9α-monooxygenase * : 2-hydroxy-5-methyl-1-naphthoate 7-hydroxylase * : pentalenene oxygenase * : pikromycin synthase * : 20-oxo-5-''O''-mycaminosyltylactone 23-monooxygenase * : 6-deoxyerythronolide B hydroxylase * : sterol 14α-demethylase (ferredoxin) * : luteothin monooxygenase * : ''N,N''-dimethyl phenylurea ''N''-demethylase * : ''epi''-isozizaene 5-monooxygenase


EC 1.14.16 With reduced pteridine as one donor, and incorporation of one atom of oxygen into the other donor

* : phenylalanine 4-monooxygenase * : tyrosine 3-monooxygenase * EC 1.14.16.3: withdrawn owing to insufficient evidence (anthranilate 3-monooxygenase) * : tryptophan 5-monooxygenase * : glyceryl-ether monooxygenase, alkylglycerol monooxygenase * : mandelate 4-monooxygenase * : phenylalanine 3-monooxygenase


EC 1.14.17 With reduced ascorbate as one donor, and incorporation of one atom of oxygen into the other donor

* : dopamine b-monooxygenase, dopamine β-monooxygenase * EC , 1.14.17.2: deleted, now included with monophenol monooxygenase * : peptidylglycine monooxygenase * : aminocyclopropanecarboxylate oxidase


EC 1.14.18 With another compound as one donor, and incorporation of one atom of oxygen into the other donor

* : monophenol monooxygenase, tyrosinase * : CMP-N-acetylneuraminate monooxygenase, CMP-''N''-acetylneuraminate monooxygenase * : methane monooxygenase (particulate) * : phosphatidylcholine 12-monooxygenase * * : sphingolipid C4-monooxygenase * * : 4-hydroxysphinganine ceramide fatty acyl 2-hydroxylase * * : dihydroceramide fatty acyl 2-hydroxylase * * EC 1.14.18.8: Now included with , 5β-cholestane-3α,7α-diol 12α-hydroxylase * : 4α-methylsterol monooxygenase * * : plant 4,4-dimethylsterol C-4α-methyl-monooxygenase * * : plant 4α-monomethylsterol monooxygenase * * : 2-hydroxy fatty acid dioxygenase * : *No Wikipedia article


EC 1.14.19 With oxidation of a pair of donors resulting in the reduction of O2 to two molecules of water

* : stearoyl-CoA 9-desaturase * : acyl-(acyl-carrier-protein) desaturase, stearoyl-[acyl-carrier-protein] 9-desaturase * : linoleoyl-CoA desaturase * : Delta8-fatty-acid desaturase, acyl-lipid (11-3)-desaturase * : Delta11-fatty-acid desaturase, acyl-CoA 11-(''Z'')-desaturase * : Delta12-fatty-acid desaturase, acyl-CoA (9+3)-desaturase * EC 1.14.19.7: Now , (''S'')-2-hydroxypropylphosphonic acid epoxidase : Most of the entries from here on have no Wikipedia articles * : pentalenolactone synthase * : tryptophan 7-halogenase * : icosanoyl-CoA 5-desaturase * : acyl-[acyl-carrier-protein] 4-desaturase * : acyl-lipid ω-(9-4) desaturase * : acyl-CoA 15-desaturase * : linoleoyl-lipid Δ9 conjugase * : (11Z)-hexadec-11-enoyl-CoA conjugase * : linoleoyl-lipid Δ12 conjugase (11''E'',13''Z''-forming) * : sphingolipid 4-desaturase * : sphingolipid 8-(''E'')-desaturase * : sphingolipid 10-desaturase * : Δ7-sterol 5(6)-desaturase * : cholesterol 7-desaturase * : acyl-lipid ω-6 desaturase (cytochrome ''b''5) * : acyl-lipid (n+3)-(''Z'')-desaturase (ferredoxin) * : acyl-CoA 11-(''E'')-desaturase * : acyl-lipid ω-3 desaturase (cytochrome ''b''5) * : acyl-[acyl-carrier-protein] 6-desaturase * : ''sn''-2 palmitoyl-lipid 9-desaturase * : ''sn''-1 stearoyl-lipid 9-desaturase * : sphingolipid 8-(''E/Z'')-desaturase * : acyl-lipid (8-3)-desaturase * : acyl-lipid (7-3)-desaturase * : palmitoyl-CoA 14-(''E/Z'')-desaturase * : Δ12 acyl-lipid conjugase (11''E'',13''E''-forming) * : acyl-lipid (9+3)-(''E'')-desaturase * : ''sn''-2 acyl-lipid ω-3 desaturase (ferredoxin) * : ''sn''-1 acyl-lipid ω-3 desaturase (ferredoxin) * : acyl-CoA 5-desaturase * : acyl-lipid Δ6-acetylenase * : acyl-lipid Δ12-acetylenase * : hex-5-enoyl-[acyl-carrier protein] acetylenase * : sterol 22-desaturase * : palmitoyl-[glycerolipid] 7-desaturase * : palmitoyl-[glycerolipid] 3-(''E'')-desaturase * : acyl-CoA (8-3)-desaturase * : ''sn''-1 oleoyl-lipid 12-desaturase * : ''sn''-1 linoleoyl-lipid 6-desaturase * : acyl-lipid (9-3)-desaturase * : ''tert''-amyl alcohol desaturase * : tetracycline 7-halogenase * : noroxomaritidine synthase * : (''S'')-corytuberine synthase * : camalexin synthase * : ''all-trans''-retinol 3,4-desaturase * : 1,2-dehydroreticuline synthase * : 4-hydroxybenzoate brominase (decarboxylating) * : 1''H''-pyrrole-2-carbonyl-[peptidyl-carrier protein] chlorinase * : 1''H''-pyrrole-2-carbonyl-[peptidyl-carrier protein] brominase * : tryptophan 5-halogenase * : tryptophan 6-halogenase * : 7-chloro-L-tryptophan 6-halogenase * : dihydrorhizobitoxine desaturase * : secologanin synthase * : pseudobaptigenin synthase * : (''S'')-stylopine synthase * : (''S'')-cheilanthifoline synthase * : berbamunine synthase * : salutaridine synthase * : (''S'')-canadine synthase * : biflaviolin synthase * : mycocyclosin synthase * : fumitremorgin C synthase * : (–)-pluviatolide synthase * : (''S'')-nandinine synthase * : (+)-piperitol/(+)-sesamin synthase * : very-long-chain acyl-lipid ω-9 desaturase * : flavone synthase II * : plasmanylethanolamine desaturase * : decanoyl-[acyl-carrier protein] acetylenase


EC 1.14.20 With 2-oxoglutarate as one donor, and the other dehydrogenated

* : deacetoxycephalosporin-C synthase * EC 1.14.20.2: Now , 2,4-dihydroxy-1,4-benzoxazin-3-one-glucoside dioxygenase * : (5''R'')-carbapenem-3-carboxylate synthase * * : anthocyanidin synthase * * : flavone synthase I * * : flavonol synthase * * : 2-oxoglutarate/L-arginine monooxygenase/decarboxylase (succinate-forming) * * : (–)-deoxypodophyllotoxin synthase * * : L-tyrosine isonitrile desaturase * * : L-tyrosine isonitrile desaturase/decarboxylase * * : 3-[(''Z'')-2-isocyanoethenyl]-1''H''-indole synthase * * : 3-[(''E'')-2-isocyanoethenyl]-1''H''-indole synthase * * : 6β-hydroxyhyoscyamine epoxidase * * : hapalindole-type alkaloid chlorinase * * : L-threonyl-[L-threonyl-carrier protein] 4-chlorinase * : *No Wikipedia article


EC 1.14.21 With NADH or NADPH as one donor, and the other dehydrogenated

* EC 1.14.21.1: Now , (''S'')-stylopine synthase * EC 1.14.21.2: Now , (''S'')-cheilanthifoline synthase * EC 1.14.21.3: Now , berbamunine synthase * EC 1.14.21.4: Now , salutaridine synthase * EC 1.14.21.5: Now , (''S'')-canadine synthase * EC 1.14.21.6: Now , Δ7-sterol 5(6)-desaturase * EC 1.14.21.7: Now , biflaviolin synthase * EC 1.14.21.8: Now , pseudobaptigenin synthase * EC 1.14.21.9: Now , mycocyclosin synthase * * EC 1.14.21.10: Now , fumitremorgin C synthase * * EC 1.14.21.11: Now , (–)-pluviatolide synthase * * EC 1.14.21.12: Now , (''S'')-nandinine synthase * : *No Wikipedia article


EC 1.14.99 Miscellaneous

* : prostaglandin-endoperoxide synthase * : kynurenine 7,8-hydroxylase * EC 1.14.99.3: Now , heme oxygenase (biliverdin-producing) * : progesterone monooxygenase * EC 1.14.99.5: Now , stearoyl-CoA 9-desaturase * EC 1.14.99.6: Now , acyl-[acyl-carrier-protein] desaturase * EC 1.14.99.7: Transferred to , squalene monooxygenase * EC 1.14.99.8: Now included with unspecific monooxygenase * EC 1.14.99.9: Now classified as , steroid 17α-monooxygenase * EC 1.14.99.10: Now , steroid 21-monooxygenase * : estradiol 6b-monooxygenase, estradiol 6β-monooxygenase * : 4-androstene-3,17-dione monooxygenase * EC 1.14.99.13: Now , 3-hydroxybenzoate 4-monooxygenase * : progesterone 11a-monooxygenase, progesterone 11α-monooxygenase * : 4-methoxybenzoate monooxygenase (O-demethylating), 4-methoxybenzoate monooxygenase (''O''-demethylating) * EC 1.14.99.16: Now , methylsterol monooxygenase * EC 1.14.99.17: Now , glyceryl-ether monooxygenase * EC 1.14.99.18: deleted * EC 1.14.99.19: Now classified as , plasmanylethanolamine desaturase * : phylloquinone monooxygenase (2,3-epoxidizing) * : Latia-luciferin monooxygenase (demethylating), ''Latia''-luciferin monooxygenase (demethylating) * : ecdysone 20-monooxygenase * : 3-hydroxybenzoate 2-monooxygenase * : steroid 9a-monooxygenase, steroid 9α-monooxygenase * : Now , linoleoyl-CoA desaturase * : 2-hydroxypyridine 5-monooxygenase * EC 1.14.99.27: Now classified as , juglone 3-monooxygenase * EC 1.14.99.28: Now , linalool 8-monooxygenase * : deoxyhypusine monooxygenase * EC 1.14.99.30: Now , 9,9′-''dicis''-ζ-carotene desaturase. * EC 1.14.99.31: Now classified as , myristoyl-CoA 11-(''E'') desaturase * EC 1.14.99.32: Now classified as , acyl-CoA 11-(''Z'')-desaturase * EC 1.14.99.33: Now , acyl-lipid Δ12-acetylenase * : monoprenyl isoflavone epoxidase * : thiophene-2-carbonyl-CoA monooxygenase * EC 1.14.99.36: Now classified as , β-carotene 15,15′-dioxygenase * EC 1.14.99.37: Now , taxadiene 5α-hydroxylase * : cholesterol 25-hydroxylase * : ammonia monooxygenase * EC 1.14.99.40: Now , 5,6-dimethylbenzimidazole synthase * EC 1.14.99.41: Now , ''all-trans''-8′-apo-β-carotenal 15,15′-oxygenase * EC 1.14.99.42: Now , crocetin dialdehyde synthase * EC 1.14.99.43: Now , β-amyrin 24-hydroxylase * : diapolycopene oxygenase * EC 1.14.99.45: Now , carotene ε-monooxygenase * : pyrimidine oxygenase * : (+)-larreatricin hydroxylase : Most of the entries from here on have no Wikipedia article * : heme oxygenase (staphylobilin-producing) * EC 1.14.99.49: Now , 2-hydroxy-5-methyl-1-naphthoate 7-hydroxylase * : γ-glutamyl hercynylcysteine ''S''-oxide synthase * : hercynylcysteine ''S''-oxide synthase * : L-cysteinyl-L-histidinylsulfoxide synthase * : lytic chitin monooxygenase * : lytic cellulose monooxygenase (C1-hydroxylating) * : lytic starch monooxygenase * : lytic cellulose monooxygenase (C4-dehydrogenating) * : heme oxygenase (mycobilin-producing) * : heme oxygenase (biliverdin-IX-β and δ-forming) * : tryptamine 4-monooxygenase * : 3-demethoxyubiquinol 3-hydroxylase * : cyclooctat-9-en-7-ol 5-monooxygenase * : cyclooctatin synthase * : β-carotene 4-ketolase * : zeaxanthin 4-ketolase * : 4-amino-L-phenylalanyl-[CmlP-peptidyl-carrier-protein] 3-hydroxylase * : [histone H3]-''N'' 6,''N'' 6-dimethyl-L-lysine4 FAD-dependent demethylase * : α-''N''-dichloroacetyl-p-aminophenylserinol ''N''-oxygenase * : 4-aminobenzoate ''N''-oxygenase * : tRNA 2-(methylsulfanyl)-''N'' 6-isopentenyladenosine37 hydroxylase


EC 1.15 Acting on superoxide as acceptor


EC 1.15.1

* : superoxide dismutase * : superoxide reductase


EC 1.16 Oxidizing metal ions


EC 1.16.1 With NAD+ or NADP+ as acceptor

* : mercury(II) reductase * : diferric-transferrin reductase * EC 1.16.1.3: deleted since no specific enzyme catalysing this activity has been identified * : cob(II)alamin reductase * EC 1.16.1.5: deleted since the enzyme the entry was based on was later shown to be , pyruvate dehydrogenase (NADP+). * : cyanocobalamin reductase (cyanide-eliminating) * : ferric-chelate reductase * : (methionine synthase) reductase, [methionine synthase] reductase * : ferric-chelate reductase (NADPH) * : ferric-chelate reductase [NAD(P)H] * : *No Wikipedia article


EC 1.16.3 With oxygen as acceptor

* : ferroxidase * : bacterial non-heme ferritin * * : manganese oxidase * : *No Wikipedia article


EC 1.16.5 With a quinone or similar compound as acceptor

* EC 1.16.5.1: Now , ascorbate ferrireductase (transmembrane)


EC 1.16.8 With a flavin as acceptor

* EC 1.16.8.1: activity now known to be catalyzed by , corrinoid adenosyltransferase


EC 1.16.9 With a copper protein as acceptor

* : iron:rusticyanin reductase


EC 1.16.98 With other, known, physiological acceptors

* EC 1.16.98.1: Now iron:rusticyanin reductase


EC 1.16.99 With unknown physiological acceptors

* : [Co(II) methylated amine-specific corrinoid protein] reductase


EC 1.17 Acting on CH or CH2 groups


EC 1.17.1 With NAD or NADP as acceptor

* : CDP-4-dehydro-6-deoxyglucose reductase * EC 1.17.1.2: now classified as , 4-hydroxy-3-methylbut-2-enyl diphosphate reductase * : leucoanthocyanidin reductase * : xanthine dehydrogenase * : nicotinate dehydrogenase * EC 1.17.1.6: Now , bile-acid 7α-dehydroxylase. It is now known that FAD is the acceptor and not NAD+ as was thought previously * EC 1.17.1.7: Now , 3-oxo-5,6-dehydrosuberyl-CoA semialdehyde dehydrogenase * : 4-hydroxy-tetrahydrodipicolinate reductase * * : formate dehydrogenase * * : formate dehydrogenase (NADP+) * * : formate dehydrogenase (NAD+, ferredoxin) * : *No Wikipedia article


EC 1.17.2 With a cytochrome as acceptor

* : nicotinate dehydrogenase (cytochrome) * : lupanine 17-hydroxylase (cytochrome c) * : formate dehydrogenase (cytochrome-c-553) * : *No Wikipedia article


EC 1.17.3 With oxygen as acceptor

* : pteridine oxidase * : xanthine oxidase * : 6-hydroxynicotinate dehydrogenase * : juglone 3-hydroxylase * : *No Wikipedia article


EC 1.17.4 With a disulfide as acceptor

* : ribonucleoside-diphosphate reductase * : ribonucleoside-triphosphate reductase, ribonucleoside-triphosphate reductase (thioredoxin) * EC 1.17.4.3: transferred to , (''E'')-4-hydroxy-3-methylbut-2-enyl-diphosphate synthase. * : vitamin-K-epoxide reductase (warfarin-sensitive) * * : vitamin-K-epoxide reductase (warfarin-insensitive) * : *No Wikipedia article


EC 1.17.5 With a quinone or similar compound as acceptor

* : phenylacetyl-CoA dehydrogenase * : caffeine dehydrogenase * : formate dehydrogenase-N * : *No Wikipedia article


EC 1.17.7 With an iron–sulfur protein as acceptor

* : 4-hydroxy-3-methylbut-2-en-1-yl diphosphate synthase, (''E'')-4-hydroxy-3-methylbut-2-enyl-diphosphate synthase (ferredoxin) * : 7-hydroxymethyl chlorophyll a reductase * : (''E'')-4-hydroxy-3-methylbut-2-enyl-diphosphate synthase (flavodoxin) * * : 4-hydroxy-3-methylbut-2-en-1-yl diphosphate reductase * : *No Wikipedia article


EC 1.17.98 With other, known, physiological acceptors

* EC 1.17.98.1: bile-acid 7α-dehydroxylase. Now known to be catalyzed by multiple enzymes. * : bacteriochlorophyllide ''c'' C-71-hydroxylase * * : formate dehydrogenase (coenzyme F420) * * : formate dehydrogenase (hydrogenase) * : *No Wikipedia article


EC 1.17.99 With unknown physiological acceptors

: No Wikipedia article for any of these * EC 1.17.99.1: Now EC 1.17.9.1, 4-methylphenol dehydrogenase (hydroxylating) * : ethylbenzene hydroxylase * : 3α,7α,12α-trihydroxy-5β-cholestanoyl-CoA 24-hydroxylase * : uracil/thymine dehydrogenase * EC 1.17.99.5: Now classified as EC 1.17.98.1, bile-acid 7α-dehydroxylase * : epoxyqueuosine reductase * EC 1.17.99.7: Now classified as EC 1.17.98.4, formate dehydrogenase (hydrogenase) * : limonene dehydrogenase * : heme ''a'' synthase * : steroid C-25 hydroxylase * : 3-oxo-Δ1-steroid hydratase/dehydrogenase


EC 1.18 Acting on iron–sulfur proteins as donors


EC 1.18.1 With NAD+ or NADP+ as acceptor

* : rubredoxin—NAD+ reductase, rubredoxin—NAD+ reductase * : ferredoxin—NADP+ reductase, ferredoxin—NADP+ reductase * : ferredoxin—NAD+ reductase, ferredoxin—NAD+ reductase * : rubredoxin—NAD(P)+ reductase, rubredoxin—NAD(P)+ reductase * : Putidaredoxin—NAD+ reductase, Putidaredoxin—NAD+ reductase * : adrenodoxin-NADP+ reductase, adrenodoxin-NADP+ reductase * : ferredoxin—NAD(P)+ reductase (naphthalene dioxygenase ferredoxin-specific) * EC 1.18.1.8: Now , ferredoxin—NAD+ oxidoreductase (Na+-transporting)


EC 1.18.2 With dinitrogen as acceptor (deleted sub-subclass)

* EC 1.18.2.1: now , nitrogenase


EC 1.18.3 With H+ as acceptor (deleted sub-subclass)

* EC 1.18.3.1: Now , ferredoxin hydrogenase


EC 1.18.6 With dinitrogen as acceptor

* : nitrogenase * : vanadium-dependent nitrogenase * : *No Wikipedia article


EC 1.18.96 With other, known, acceptors (deleted sub-subclass)

* EC 1.18.96.1: Now , superoxide reductase


EC 1.18.99 With H+ as acceptor (deleted sub-subclass)

* EC 1.18.99.1: Now , ferredoxin hydrogenase


EC 1.19 Acting on reduced flavodoxin as donor


EC 1.19.1 With NAD+ or NADP+ as acceptor

* : flavodoxin—NADP+ reductase


EC 1.19.6 With dinitrogen as acceptor

* : nitrogenase (flavodoxin)


EC 1.20 Acting on phosphorus or arsenic in donors


EC 1.20.1 Acting on phosphorus or arsenic in donors, with NAD+ as acceptor

* : phosphonate dehydrogenase


EC 1.20.2 Acting on phosphorus or arsenic in donors, with NAD(P)+ as acceptor

* : arsenate reductase (cytochrome c), arsenate reductase (cytochrome ''c'')


EC 1.20.4 Acting on phosphorus or arsenic in donors, with disulfide as acceptor

* : arsenate reductase (glutaredoxin) * : methylarsonate reductase * : mycoredoxin * : arsenate reductase (thioredoxin) * : *No Wikipedia article


EC 1.20.9 With a copper protein as acceptor

* : arsenate reductase (azurin)


EC 1.20.98 With other, known acceptors

* EC 1.20.98.1: Now , arsenate reductase (azurin)


EC 1.20.99 With unknown physiological acceptors

* : arsenate reductase (donor)


EC 1.21 Catalysing the reaction X-H + Y-H = X-Y


EC 1.21.3 With oxygen as acceptor

* : isopenicillin-N synthase * : columbamine oxidase * : reticuline oxidase * : sulochrin oxidase ((+)-bisdechlorogeodin-forming) * : sulochrin oxidase ((-)-bisdechlorogeodin-forming) * : aureusidin synthase * : tetrahydrocannabinolic acid synthase * : cannabidiolic acid synthase * EC 1.21.3.9: now classified as , dichlorochromopyrrolate synthase


EC 1.21.4 With a disulfide as acceptor

* : D-proline reductase (dithiol), D-proline reductase (dithiol) * : glycine reductase * : sarcosine reductase * : betaine reductase * : tetrachlorohydroquinone reductive dehalogenase * : *No Wikipedia article


EC 1.21.98 With other, known, physiological acceptors

* : cyclic dehypoxanthinyl futalosine synthase * * : dichlorochromopyrrolate synthase * * : anaerobic magnesium-protoporphyrin IX monomethyl ester cyclase * * : PqqA peptide cyclase * : *No Wikipedia article


EC 1.21.99 With unknown physiological acceptors

* : β-cyclopiazonate dehydrogenase * EC 1.21.99.2: Now classified as , cyclic dehypoxanthinyl futalosine synthase. * : thyroxine 5-deiodinase * * : thyroxine 5′-deiodinase * * : tetrachloroethene reductive dehalogenase * : *No Wikipedia article


EC 1.22 Acting on halogen in donors


EC 1.22.1 With NAD+ or NADP+ as acceptor

* EC 1.22.1.1: Now , iodotyrosine deiodinase


EC 1.23 Reducing C-O-C group as acceptor


EC 1.23.1 With NADH or NADPH as donor

* : (+)-pinoresinol reductase * * : (+)-lariciresinol reductase * * : (–)-pinoresinol reductase * * : (–)-lariciresinol reductase * : *No Wikipedia article


EC 1.97 Other oxidoreductases


EC 1.97.1 Sole sub-subclass for oxidoreductases that do not belong in the other subclasses

* : chlorate reductase * : pyrogallol hydroxytransferase * EC 1.97.1.3: Now , sulfhydrogenase, since hydrogen is known to be the electron donor * : (formate-C-acetyltransferase)-activating enzyme, [formate-''C''-acetyltransferase]-activating enzyme * EC 1.97.1.5: Now , arsenate reductase (glutaredoxin * EC 1.97.1.6: Now , arsenate reductase (donor) * EC 1.97.1.7: Now , methylarsonate reductase * EC 1.97.1.8: Now , tetrachloroethene reductive dehalogenase * : selenate reductase * EC 1.97.1.10: Now thyroxine 5′-deiodinase * EC 1.97.1.11: Now thyroxine 5-deiodinase. * : photosystem I


EC 1.98 Enzymes using H2 as reductant (deleted subclass)

EC 1.98.1.1: Now , ferredoxin hydrogenase


EC 1.99 Other enzymes using O2 as oxidant


EC 1.99.1 Hydroxylases (now covered by EC 1.14)

* EC 1.99.1.1: deleted, Now , ferredoxin hydrogenase * EC 1.99.1.2: deleted, Now , phenylalanine 4-monooxygenase * EC 1.99.1.3: deleted, nicotinate 6-hydroxylase * EC 1.99.1.4: deleted, tryptophan 5-hydroxylase * EC 1.99.1.5: deleted, Now , kynurenine 3-monooxygenase * EC 1.99.1.6: deleted, steroid 11α-hydroxylase * EC 1.99.1.7: deleted, Now , steroid 11β-monooxygenase * EC 1.99.1.8: deleted, steroid 6β-hydroxylase * EC 1.99.1.9: deleted, Now , steroid 17α-monooxygenase * EC 1.99.1.10: deleted, steroid 19-hydroxylase * EC 1.99.1.11: deleted, Now , steroid 21-monooxygenase * EC 1.99.1.12: deleted, alkoxyaryl hydroxylase * EC 1.99.1.13: deleted, covered by (squalene monooxygenase) and by (lanosterol synthase) * EC 1.99.1.14: deleted, Now , 4-hydroxyphenylpyruvate dioxygenase


EC 1.99.2 Oxygenases (now covered by EC 1.13)

* EC 1.99.2.1: deleted, now , lipoxygenase * EC 1.99.2.2: deleted, now , catechol 1,2-dioxygenase * EC 1.99.2.3: deleted, now , protocatechuate 3,4-dioxygenase * EC 1.99.2.4: deleted, now , gentisate 1,2-dioxygenase * EC 1.99.2.5: deleted, now , homogentisate 1,2-dioxygenase * EC 1.99.2.6: deleted, now , inositol oxygenase


References

{{Reflist Biology-related lists, EC1 Hydrolases