title: Comutation in Streptomyces.
abstract: Up to 6% of N-methyl-N'-nitro-N-nitrosoguanidine-induced back mutations in the hisA locus of Streptomyces coelicolor were forward mutations (comutations) in another closely linked his locus.
mesh_terms: D000483:Alleles; D000605:Amino Alcohols / Q000378:metabolism; D002876:Chromosomes, Bacterial; D005796:Genes; D006639:Histidine; D009153:Mutagens; D009154:Mutation; D009604:Nitrosoguanidines; D013171:Spores, Bacterial; D013302:Streptomyces / Q000302:isolation & purification / Q000378:metabolism
chemical_list: D000605:Amino Alcohols; D009153:Mutagens; D009604:Nitrosoguanidines; D006639:Histidine