sphingomonas psychrolutea sphingomonas psychrolutea sphingomonas psychrolutea is a gram-negative, rod-shaped, aerobic and psychrotolerant bacteria from the genus of sphingomonas which has been isolated from the midui glacier in tibet in china. sphingomonas psychrolutea scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: sphingomonadales family: sphingomonadaceae genus: sphingomonas binomial name sphingomonas psychrolutealiu et al. 2015 type strain cgmcc 1.10106, nbrc 109639, mdb1-a