rubrobacter bracarensis rubrobacter bracarensis rubrobacter bracarensis is a gram-positive, spore-forming and aerobic bacterium from the genus of rubrobacter which has been isolated from biofilm from the vilar de frades church in portugal. rubrobacter bracarensis scientific classification domain: bacteria phylum: actinomycetota class: rubrobacteria order: rubrobacterales family: rubrobacteraceae genus: rubrobacter species: r. bracarensis binomial name rubrobacter bracarensisjurado et al. 2013 type strain cect 7924, dsm 24098, dsm 24908, vf70612_s1 synonyms halorubrobacter lusitanus