sphingomonas kaistensis sphingomonas kaistensis sphingomonas kaistensis is a gram-negative, non-motile and non-spore-forming bacteria from the genus of sphingomonas which has been isolated from soil in korea. sphingomonas kaistensis scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: sphingomonadales family: sphingomonadaceae genus: sphingomonas binomial name sphingomonas kaistensiskim et al. 2007 type strain dsm 16846, kctc 12334, pb56