streptomyces clavifer streptomyces clavifer streptomyces clavifer is a bacterium species from the genus of streptomyces which has been isolated from a potato. streptomyces clavifer produces melanostatin. streptomyces clavifer scientific classification domain: bacteria phylum: actinomycetota class: actinomycetia order: streptomycetales family: streptomycetaceae genus: streptomyces species: s. clavifer binomial name streptomyces clavifer(millard and burr 1926) waksman 1953 (approved lists 1980) type strain as 4.1604, cbs 101.27, cgmcc 4.1604, dsm 40843, eth 16826, eth 31573, ifo 15398, jcm 5059, kcc s-1059, ms 1479, nbrc 15398, nrrl b-2557 synonyms "actinomyces clavifer" millard and burr 1926