sphingobacterium kyonggiense sphingobacterium kyonggiense sphingobacterium kyonggiense is a gram-negative, strictly aerobic, rod-shaped and non-motile bacterium from the genus sphingobacterium which has been isolated from soil contaminated with trichloroethene in suwon in korea. sphingobacterium kyonggiense scientific classification domain: bacteria phylum: bacteroidota class: sphingobacteriia order: sphingobacteriales family: sphingobacteriaceae genus: sphingobacterium species: s. kyonggiense binomial name sphingobacterium kyonggiensechoi and lee 2012 type strain jcm 16704, kemc 2241-005, 2-1-2