V2EX mutase

Mutase

定义 Definition

mutase(变位酶):一类,能催化同一分子内部某个官能团或原子团的位置转移,从而把一种结构形式转变为另一种结构形式(属于异构酶 isomerase的一种)。常见例子有磷酸甘油酸变位酶(phosphoglycerate mutase)等。

发音 Pronunciation

/mjutes/

例句 Examples

Mutase helps rearrange parts of a molecule.
变位酶帮助重新排列分子内部的部分结构。

In glycolysis, phosphoglycerate mutase catalyzes the conversion of 3-phosphoglycerate to 2-phosphoglycerate.
在糖酵解过程中,磷酸甘油酸变位酶催化3-磷酸甘油酸转化为2-磷酸甘油酸。

词源 Etymology

mutase来自拉丁语词根 mutare(“改变、变换”)加上生物化学中常见的酶后缀 -ase(表示“酶”)。字面意思就是“促使发生变换的酶”,强调的是分子内部位置的变换而非加减某个基团。

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》)在糖酵解/代谢途径章节中常出现如 phosphoglycerate mutase 等术语。
  • Biochemistry(Berg, Tymoczko & Stryer,《生物化学》)讨论代谢反应与酶分类时会涉及变位酶实例。
  • Molecular Biology of the Cell(Alberts 等,《细胞的分子生物学》)在细胞代谢与能量转换相关内容中可能出现具体变位酶名称。
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