mycobacterium murale mycobacterium murale mycobacterium murale mycobacterium murale scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: mycobacteriales family: mycobacteriaceae genus: mycobacterium species: m. murale binomial name mycobacterium muralevuorio et al. 1999, dsm 44340 description gram-positive, nonmotile and acid-fast rods or coccobacilli (0.4-0.5 µm x 0.6-1.4 µm). colony characteristics smooth and scotochromogenic colonies of saffron yellow color. physiology growth on middlebrook 7h10 agar at 10-37 °c, optimum at 30 °c within 5 days. susceptible to amikacin, azithromycin, ciprofloxacin, clarithromycin and ethambutol. resistant to isoniazid. differential characteristics mycobacterium murale and mycobacterium tokaiense share an identical 5'-16s rdna sequence however the its sequence of both species differs. pathogenesis not known. type strain first isolated from water-damaged indoor building material, finland. strain ma112/96 = ccug 39728 = cip 105980 = dsm 44340 = hambi 2320 = jcm 13392.