●参与补救合成的酶 1.腺嘌呤磷酸核糖转移酶 (adenine phosphoribosyl transferase,APRT) 2.次黄嘌呤-鸟嘌呤磷酸核糖转移酶 (hypoxanthine-guanine phosphoribosyl transferase, HGPRT) 3.腺苷激酶(adenosine kinase)1.腺嘌呤磷酸核糖转移酶 (adenine phosphoribosyl transferase, APRT) 2.次黄嘌呤-鸟嘌呤磷酸核糖转移酶 (hypoxanthine- guanine phosphoribosyl transferase, HGPRT) 3.腺苷激酶(adenosine kinase) •参与补救合成的酶