V2EX phosphorylate

Phosphorylate

定义 Definition

phosphorylate(动词):使……磷酸化;指在分子(常见为蛋白质、糖或脂质)上加入磷酸基团(phosphate group),通常由激酶(kinase)催化,从而改变其结构与功能(如活性、定位或相互作用)。在生物化学与细胞信号传导中非常常见。(也可泛指“进行磷酸化反应”。)

发音 Pronunciation

/fsfret/

例句 Examples

Cells phosphorylate proteins to turn signals on or off.
细胞会对蛋白质进行磷酸化,以开启或关闭信号。

After insulin binds its receptor, the cell rapidly phosphorylates several downstream proteins, triggering glucose uptake.
胰岛素与其受体结合后,细胞会迅速磷酸化多个下游蛋白,从而触发葡萄糖摄取。

词源 Etymology

由 **phosphoryl-**(与“磷酰基/磷酸基团”相关,源自 phosphorus “磷”)+ 动词后缀 -ate(表示“使……发生某种化学变化/加上某基团”)构成。整体含义即“把磷酸基团加到某物上”。

相关词 Related Words

文学与著作 Literary Works

  • 《Molecular Biology of the Cell》(Alberts 等):在细胞信号传导章节中频繁使用 phosphorylate 描述受体与下游蛋白的修饰。
  • 《Lehninger Principles of Biochemistry》:在代谢调控与酶机制部分用 phosphorylate 讲解底物与蛋白的磷酸化反应。
  • 《The Cell: A Molecular Approach》(Cooper & Hausman):讲述细胞周期与信号网络时常用该词描述关键蛋白的调控步骤。
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