title: Fluorescence studies of substrate and subunit interactions of the beta-2 protein of Escherichia coli tryptophan synthetase.
mesh_terms: D001426:Bacterial Proteins; D001665:Binding Sites; D055598:Chemical Phenomena; D002621:Chemistry; D004926:Escherichia coli / Q000201:enzymology*; D005453:Fluorescence; D005470:Fluorometry; D006863:Hydrogen-Ion Concentration; D007211:Indoles; D008025:Ligases; D011732:Pyridoxal Phosphate; D012694:Serine; D013053:Spectrophotometry; D013912:Threonine; D014364:Tryptophan
chemical_list: D001426:Bacterial Proteins; D007211:Indoles; D013912:Threonine; D012694:Serine; D011732:Pyridoxal Phosphate; D014364:Tryptophan; D008025:Ligases