“定点突变”的概念、定义、翻译、参考文献-科学参考

单词	定点突变
释义	定点突变 Encyclopedia 工学定向进化释 site-directed mutagenesis; SDM定点突变在基因的特定位点引入突变，即通过取代、插入或删除已知DNA序列中特定的核苷酸序列来改变酶蛋白结构中某个或某些特定的氨基酸，以此来提高酶对底物的亲和力，增强酶专一性等的方法。理学酶理性设计释 site-directed mutagenesis 定点突变利用聚合酶链反应（polymerase chain reaction，PCR）或全基因合成在基因或基因组中的特定位置引入突变的方法。
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科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。