novosphingobium arabidopsis novosphingobium arabidopsis novosphingobium arabidopsis is a gram-negative, rod-shaped and aerobic bacterium from the genus novosphingobium which has been isolated from the rhizosphere of the plant arabidopsis thaliana. novosphingobium arabidopsis is resistant against dichlorodiphenyltrichloroethane (ddt). novosphingobium arabidopsis scientific classification domain: bacteria phylum: pseudomonadota class: alphaproteobacteria order: sphingomonadales family: erythrobacteraceae genus: novosphingobium species: n. arabidopsis binomial name novosphingobium arabidopsislin et al. 2014 type strain bcrc 80571, jcm 18896, cc-alb-2