HPRTase
《英文msh詞典》HPRTase
[入口詞] HPRTase
[主題詞] Hypoxanthine Phosphoribosyltransferase
[英文釋義] An enzyme that catalyzes the conversion of 5-phosphoribosyl-1-pyrophosphate and hypoxanthine,guanine,or 6-mercaptopurine to the corresponding 5'-mononucleotides and pyrophosphate. The enzyme is important in purine biosynthesis as well as central nervous system functions. Complete lack of enzyme activity is associated with the LESCH-NYHAN SYNDROME,while partial deficiency results in overproduction of uric acid. EC 2.4.2.8.