V2EX acetylate

Acetylate

定义 Definition

acetylate(动词):乙酰化;指把乙酰基(COCH)引入到某个分子中(常见于有机化学与生物化学中,如蛋白质/组蛋白的修饰)。也可指“使某物发生乙酰化反应”。

发音 Pronunciation

/sitlet/

例句 Examples

The enzyme can acetylate the protein.
这种酶可以使该蛋白质发生乙酰化。

In cells, certain signals acetylate histones, loosening DNA packaging and increasing gene expression.
在细胞中,某些信号会乙酰化组蛋白,使 DNA 包装更松散,从而提高基因表达。

词源 Etymology

来自 acetyl(乙酰基)+ 动词后缀 -ate(表示“使……发生某种化学变化/形成……”)。acetyl 本身与拉丁语 acetum(醋)有关,因为“乙酸/醋酸”及其衍生概念在早期化学命名中非常关键;“乙酰化”最初用于描述把与乙酸相关的“乙酰基”引入分子的过程。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Lehninger Principles of Biochemistry(《雷宁格生物化学原理》)中讨论蛋白质修饰与代谢反应时会出现 acetylate/acetylation
  • Molecular Biology of the Cell(Alberts,《细胞的分子生物学》)在表观遗传学与染色质调控章节常用到 acetylate(如组蛋白乙酰化)。
  • 关于组蛋白乙酰化的经典论文与综述(表观遗传调控领域)中频繁使用 acetylate 来描述酶对底物的化学修饰过程。
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