title: In vitro transcription of the histidine operon. Identification of the his promoter and leader and readthrough transcripts.
mesh_terms: D001482:Base Composition; D001483:Base Sequence; D004262:DNA Restriction Enzymes; D012321:DNA-Directed RNA Polymerases / Q000378:metabolism; D004926:Escherichia coli / Q000201:enzymology; D006639:Histidine / Q000235:genetics*; D009876:Operon; D012486:Salmonella typhimurium / Q000235:genetics*; D013698:Templates, Genetic; D014158:Transcription, Genetic
chemical_list: D006639:Histidine; D012321:DNA-Directed RNA Polymerases; D004262:DNA Restriction Enzymes