sphingomonas daechungensis sphingomonas daechungensis sphingomonas daechungensis is a gram-negative, non-spore-forming, aerobic and non-motile bacteria from the genus of sphingomonas which has been isolated from sediments of the daechung water reservoir in korea. sphingomonas daechungensis scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: sphingomonadales family: sphingomonadaceae genus: sphingomonas binomial name sphingomonas daechungensishuy et al. 2014 type strain ch15-11, jcm 17887, kctc 23718