purine deaminase

例句：

1. 1. Purine deaminase plays a crucial role in the synthesis of nucleic acids.
   嘌呤脱氨酶在核酸合成中起着至关重要的作用。
2. 2.The enzyme is responsible for converting purines into pyrimidines.
   该酶负责将嘌呤转化为嘧啶。
3. 3. Inhibition of purine deaminase can lead to the accumulation of purines in cells.
   嘌呤脱氨酶的抑制会导致细胞内嘌呤的积累。