kineococcus radiotolerans kineococcus radiotolerans kineococcus radiotolerans is a radiation-resistant, motile, coccus-shaped, gram-positive bacterium. kineococcus radiotolerans scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: kineosporiales family: kineosporiaceae genus: kineococcus species: k. radiotolerans binomial name kineococcus radiotoleransphillips et al. 2002 type strain srs30216tatcc baa-149tdsm 14245t