title: Histidine regulation in Salmonella typhimurium. XI. The percentage of transfer RNA His  charged in vivo and its relation to the repression of the histidine operon.
mesh_terms: D006639:Histidine / Q000096:biosynthesis; D009154:Mutation; D009876:Operon; D010504:Periodic Acid; D012343:RNA, Transfer; D012486:Salmonella typhimurium
chemical_list: D010504:Periodic Acid; D006639:Histidine; D012343:RNA, Transfer