title: New features of the regulation of the tryptophan operon.
mesh_terms: D000595:Amino Acid Sequence; D001426:Bacterial Proteins / Q000096:biosynthesis; D001665:Binding Sites; D004269:DNA, Bacterial / Q000378:metabolism; D012321:DNA-Directed RNA Polymerases / Q000378:metabolism; D004926:Escherichia coli / Q000378:metabolism; D005809:Genes, Regulator; D009693:Nucleic Acid Hybridization; D009876:Operon; D010452:Peptide Biosynthesis; D012329:RNA, Bacterial / Q000096:biosynthesis; D012333:RNA, Messenger / Q000096:biosynthesis; D013489:Suppression, Genetic; D014158:Transcription, Genetic; D014364:Tryptophan / Q000378:metabolism*; D014367:Tryptophan Synthase / Q000378:metabolism
chemical_list: D001426:Bacterial Proteins; D004269:DNA, Bacterial; D012329:RNA, Bacterial; D012333:RNA, Messenger; D014364:Tryptophan; D012321:DNA-Directed RNA Polymerases; D014367:Tryptophan Synthase