Janthinobacterium

Janthinobacterium
The bacterium Janthinobacterium lividum on a TY agar plate
Scientific classification
Domain: Bacteria
Kingdom: Pseudomonadati
Phylum: Pseudomonadota
Class: Betaproteobacteria
Order: Burkholderiales
Family: Oxalobacteraceae
Genus: Janthinobacterium
De Ley et al. 1978 (Approved Lists 1980) emend. Lincoln et al. 1999
Type species
Janthinobacterium lividum
Species

J. agaricidamnosum
J. aquaticum
J. lividum
J. psychrotolerans
J. rivuli
J. svalbardensis
J. violaceinigrum

Janthinobacterium is a genus of Gram-negative soil bacteria. The name is from Latin janthinus, which means "violet" or "violet-blue". It produces distinct purple-violet pigments among which are jagaricin and violacein, manifests diverse energy metabolism abilities, and tolerates cold, ultraviolet radiation, and other environmental stressors.