microbacterium proteolyticum microbacterium proteolyticum microbacterium proteolyticum is a bacterium from the genus microbacterium which has been isolated from the roots of the plant halimione portulacoides in ria de aveiro, portugal. microbacterium proteolyticum scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: micrococcales family: microbacteriaceae genus: microbacterium species: m. proteolyticum binomial name microbacterium proteolyticumalves et al. 2015 type strain cect 8356dsm 27100rz36