microbacterium jejuense microbacterium jejuense microbacterium jejuense is a gram-positive, aerobic, rod-shaped, non-spore-forming, and non-motile bacterium from the genus microbacterium which has been isolated from salty soil. microbacterium jejuense scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: micrococcales family: microbacteriaceae genus: microbacterium species: m. jejuense binomial name microbacterium jejuensekook et al. 2014 type strain jcm 18734kacc 17123thg-c31