''Kingella'' is a genus of
bacteria
Bacteria (; singular: bacterium) are ubiquitous, mostly free-living organisms often consisting of one Cell (biology), biological cell. They constitute a large domain (biology), domain of prokaryotic microorganisms. Typically a few micrometr ...
of the family
Neisseriaceae.
It belongs to the
HACEK group of fastidious
Gram-negative
Gram-negative bacteria are bacteria that do not retain the crystal violet stain used in the Gram staining method of bacterial differentiation. They are characterized by their cell envelopes, which are composed of a thin peptidoglycan cell wa ...
bacteria that tend to cause
endocarditis
Endocarditis is an inflammation of the inner layer of the heart, the endocardium. It usually involves the heart valves. Other structures that may be involved include the interventricular septum, the chordae tendineae, the mural endocardium, or the ...
.
''
Kingella kingae'' is its
type species
In zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the species that contains the biological type specime ...
.
Species
As of 2021, five species belong to the genus:
*''
Kingella denitrificans''
Snell & Lapage 1976
*''
Kingella kingae''
(Henriksen & Bøvre 1968) Henriksen & Bøvre 1976
*''
Kingella negevensis''
El Houmami ''et al''. 2017
*''
Kingella oralis''
corrig. Dewhirst ''et al''. 1993
*''
Kingella potus''
Lawson ''et al''. 2005
References
Neisseriales
{{Betaproteobacteria-stub