teminator codon

• 终止密码子

teminator codon的用法和样例：

例句

1. A protein called a release factor binds directly to the stop codon, causing the addition of a water molecule instead of an amino acid to the polypeptide chain.
   一种叫做释放因子的蛋白质直接结合在终止密码子上，导致一个水分子而不是氨基酸被加在肽链末端。