title: Regulation of aromatic amino acid biosynthesis Escherichia coli K12.
mesh_terms: D004794:Enzyme Repression; D004926:Escherichia coli; D005809:Genes, Regulator; D006539:Heptoses; D006836:Hydro-Lyases / Q000096:biosynthesis; D007535:Isomerases / Q000378:metabolism; D008025:Ligases / Q000037:antagonists & inhibitors / Q000096:biosynthesis*; D010649:Phenylalanine / Q000378:metabolism*; D014364:Tryptophan / Q000378:metabolism*; D014443:Tyrosine / Q000378:metabolism*
chemical_list: D006539:Heptoses; D014443:Tyrosine; D010649:Phenylalanine; D014364:Tryptophan; D006836:Hydro-Lyases; D007535:Isomerases; D008025:Ligases