streptomyces avidinii streptomyces avidinii streptomyces avidinii is a bacterium species from the genus of streptomyces which produces streptavidin. streptomyces avidinii scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: streptomycetales family: streptomycetaceae genus: streptomyces species: s. avidinii binomial name streptomyces avidiniistapley et al. 1964 type strain as 4.1583, atcc 27419, bcrc 13384, bio k-172, cbs 730.72, ccrc 13384, ccug 54639, cgmcc 4.1583, cnctc 7369, dsm 40526, ifo 13429, imet 43538, isp 5526, jcm 4726 , kcc s-0726, kccm 11844, kccs-0726, kctc 9757, ma-833, mtcc 1808, nbrc 13429, ncimb 11996, nrrl 3077, nrrl-isp 5526, pcm 2342, ria 1390, vkm ac-1074, vtt e-73016