comamonas koreensis comamonas koreensis comamonas koreensis is a gram-negative, aerobic, oxidase- and catalase-positive, nonfermentative bacterium with no flagella from the genus comamonas, which was isolated from a wetland sample in woopo in the republic of korea. comamonas koreensis scientific classification domain: bacteria phylum: pseudomonadota class: betaproteobacteria order: burkholderiales family: comamonadaceae genus: comamonas species: c. koreensis binomial name comamonas koreensischang et al. 2002 type strain cip 108012, dsm 18232, imsnu 11158, kctc 12005, yh-12