该基因编码水解酶，主要作用于肌苷5’-单磷酸和其他嘌呤核苷酸，在细胞嘌呤代谢中起重要作用。This gene encodes a hydrolase that serves as an important role in cellular purine metabolism by acting primarily on inosine 5'-monophosphate and other purine nucleotides.