streptomyces radiopugnans streptomyces radiopugnans streptomyces radiopugnans is a halotolerant and radiation resistant bacterium species from the genus of streptomyces which has been isolated from radiation polluted soil from the xinjiang province in china. streptomyces radiopugnans scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: streptomycetales family: streptomycetaceae genus: streptomyces species: s. radiopugnans binomial name streptomyces radiopugnansmao et al. 2007 type strain cgmcc 4.3519, dsm 41901, jcm 15480, r-97