hydrogenophaga bisanensis hydrogenophaga bisanensis hydrogenophaga bisanensis is a gram-negative, non-spore-forming, rod-shaped bacterium from the comamonadaceae family, which was isolated from wastewater from a textile dye works in korea. colonies of h. bisanensis are moderate yellow in color. hydrogenophaga bisanensis scientific classification domain: bacteria phylum: pseudomonadota class: betaproteobacteria order: burkholderiales family: comamonadaceae genus: hydrogenophaga species: h. bisanensis binomial name hydrogenophaga bisanensisyoon et al. 2008, sp. nov. type strain ccug 54518, k102, kctc 12980