title: Oxygen-18 studies of the mechanism of pyrophosphoryl group transfer catalyzed by phosphoribosylpyrophosphate synthetase.
mesh_terms: D000249:Adenosine Monophosphate / Q000032:analysis; D001665:Binding Sites; D011756:Diphosphates; D010103:Oxygen Isotopes; D010710:Phosphates / Q000032:analysis; D010754:Phosphoribosyl Pyrophosphate / Q000032:analysis; D010770:Phosphotransferases / Q000378:metabolism*; D011485:Protein Binding; D012268:Ribose-Phosphate Pyrophosphokinase / Q000378:metabolism*; D012486:Salmonella typhimurium / Q000201:enzymology
chemical_list: D011756:Diphosphates; D010103:Oxygen Isotopes; D010710:Phosphates; D000249:Adenosine Monophosphate; D010754:Phosphoribosyl Pyrophosphate; D010770:Phosphotransferases; D012268:Ribose-Phosphate Pyrophosphokinase