title: Primary 14C and alpha secondary 3H substrate kinetic isotope effects for some phosphoribosyltransferases.
mesh_terms: D002250:Carbon Radioisotopes; D007553:Isotope Labeling; D007700:Kinetics; D008433:Mathematics; D010430:Pentosyltransferases / Q000378:metabolism*; D010754:Phosphoribosyl Pyrophosphate; D014316:Tritium
chemical_list: D002250:Carbon Radioisotopes; D014316:Tritium; D010754:Phosphoribosyl Pyrophosphate; D010430:Pentosyltransferases