V2EX dntp

DNTP

释义 Definition

dNTPdeoxynucleoside triphosphate 的缩写,中文常译为脱氧核苷三磷酸。它是 DNA 合成(复制、PCR 等)所需的基本原料,包括 dATP、dCTP、dGTP、dTTP 四种。(也有人把它泛称为“脱氧核苷酸三磷酸”;严格说更常见的标准叫法是“脱氧核苷三磷酸”。)

发音 Pronunciation (IPA)

/dintipi/

例句 Examples

The PCR mix needs dNTPs.
PCR 反应体系需要加入 dNTP。

DNA polymerase adds a complementary dNTP to the growing DNA strand during replication.
在 DNA 复制过程中,DNA 聚合酶会把互补的 dNTP 加到正在延伸的 DNA 链上。

词源 Etymology

dNTP 属于科学缩写词d- 表示 *deoxy-*(“脱氧”,与 RNA 的核糖相比少一个氧),N 表示 nucleoside(核苷),TP 表示 triphosphate(三磷酸)。在分子生物学与生物化学文献中广泛使用。

相关词 Related Words

文学与著作中的用例 Literary & Notable Works

  • Molecular Biology of the Cell(《细胞的分子生物学》)在 DNA 复制与 DNA 聚合酶章节中讨论 dNTP 作为底物的作用。
  • Lehninger Principles of Biochemistry(《雷宁格生物化学原理》)在核苷酸代谢、DNA/RNA 合成相关内容中出现 dNTP。
  • PCR: A Practical Approach(PCR 实验方法类教材)在 PCR 反应体系配方与优化部分频繁提到 dNTP 浓度与配比。
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