
Keywords: PRPS, phosphoribosyl pyrophosphate synthetase; HGPRT, hypoxanthine-guanine phosphoribosyl transferase; PRPPAT, phosphoribosyl pyrophosphate amino-transferase; PRPP, 5-ribose phosphate-1-pyrophosphoric acid; XOD, xanthine oxidase; IMP, inosine monophosphat