title: Synthesis of S-substituted cysteine derivatives by the cysteine synthase (O-acetylserine sulfhydrylase) of onion (Allium cepa) and Escherichia coli.
mesh_terms: D002250:Carbon Radioisotopes; D003545:Cysteine / Q000031:analogs & derivatives* / Q000096:biosynthesis; D004926:Escherichia coli / Q000201:enzymology*; D010944:Plants / Q000201:enzymology*; D012694:Serine
chemical_list: D002250:Carbon Radioisotopes; D012694:Serine; D003545:Cysteine