Mutatochrome (5,8-epoxy-β-carotene) is a
carotenoid
Carotenoids (), also called tetraterpenoids, are yellow, orange, and red organic compound, organic pigments that are produced by plants and algae, as well as several bacteria, and Fungus, fungi. Carotenoids give the characteristic color to pumpki ...
. It is the predominant carotenoid in the
cap of the
bolete mushroom ''
Boletus luridus''.
References
{{Biochem-stub
Carotenoids
Cyclohexenes