title: Metabolic regulation of the tryptophan operon of Escherichia coli: repressor-independent regulation of transcription initiation frequency.
mesh_terms: D000596:Amino Acids / Q000378:metabolism; D003470:Culture Media; D004926:Escherichia coli / Q000201:enzymology / Q000254:growth & development / Q000378:metabolism*; D005809:Genes, Regulator; D005815:Genetic Code; D005947:Glucose / Q000378:metabolism; D009876:Operon; D010442:Peptide Chain Initiation, Translational; D011392:Proline / Q000378:metabolism; D012316:RNA Nucleotidyltransferases / Q000096:biosynthesis; D012333:RNA, Messenger / Q000096:biosynthesis; D012270:Ribosomes; D014316:Tritium; D014364:Tryptophan; D014367:Tryptophan Synthase / Q000096:biosynthesis
chemical_list: D000596:Amino Acids; D003470:Culture Media; D012333:RNA, Messenger; D014316:Tritium; D014364:Tryptophan; D011392:Proline; D012316:RNA Nucleotidyltransferases; D014367:Tryptophan Synthase; D005947:Glucose