title: Regulation of in vitro transcription of the tryptophan operon by purified RNA polymerase in the presence of partially purified repressor and tryptophan.
mesh_terms: D000596:Amino Acids / Q000494:pharmacology; D002474:Cell-Free System; D002874:Chromosome Mapping; D003090:Coliphages; D004279:DNA, Viral; D012321:DNA-Directed RNA Polymerases / Q000378:metabolism*; D004926:Escherichia coli / Q000378:metabolism*; D005809:Genes, Regulator; D009693:Nucleic Acid Hybridization; D009876:Operon; D011422:Propionates / Q000494:pharmacology; D012333:RNA, Messenger / Q000032:analysis / Q000096:biosynthesis / Q000378:metabolism; D013698:Templates, Genetic; D014158:Transcription, Genetic / Q000187:drug effects*; D014161:Transduction, Genetic; D014316:Tritium; D014364:Tryptophan / Q000096:biosynthesis* / Q000378:metabolism / Q000494:pharmacology
chemical_list: D000596:Amino Acids; D004279:DNA, Viral; D011422:Propionates; D012333:RNA, Messenger; D014316:Tritium; D014364:Tryptophan; D012321:DNA-Directed RNA Polymerases