title: Pyridoxal-5'-phosphate-sensitized photoinactivation of tryptophanase and evidence for essential histidyl residues in the active sites.
mesh_terms: D000596:Amino Acids / Q000032:analysis; D001665:Binding Sites; D002414:Cations, Monovalent; D004926:Escherichia coli / Q000201:enzymology*; D006639:Histidine / Q000032:analysis*; D007700:Kinetics; D008027:Light; D008190:Lyases / Q000378:metabolism*; D011732:Pyridoxal Phosphate / Q000494:pharmacology*; D011736:Pyridoxine / Q000494:pharmacology; D013329:Structure-Activity Relationship; D014368:Tryptophanase / Q000378:metabolism* / Q000528:radiation effects
chemical_list: D000596:Amino Acids; D002414:Cations, Monovalent; D006639:Histidine; D011732:Pyridoxal Phosphate; D008190:Lyases; D014368:Tryptophanase; D011736:Pyridoxine