V2EX ligand

Ligand

Definition / 释义

ligand(名词):配体。指在化学或生物化学中,能与中心原子/离子(如金属离子)或受体蛋白结合的分子或离子,形成配位化合物或触发生物信号过程。(在配位化学与药理/细胞信号中都很常见。)

Pronunciation / 发音

/lnd/

Examples / 例句

A ligand binds to a receptor on the cell surface.
配体会与细胞表面的受体结合。

In coordination chemistry, the choice of ligand can strongly influence a metal complex’s color, stability, and reactivity.
在配位化学中,配体的选择会显著影响金属配合物的颜色、稳定性和反应性。

Etymology / 词源

来自拉丁语 ligare(“捆绑、连接”),与 ligature(结扎、连结物)同源。ligand 这个词在化学语境中用来强调“能与某物结合”的角色:要么与金属中心形成配位键,要么与生物受体发生特异性结合。

Related Words / 相关词

Literary Works / 文学与著作例证

  • 《Lehninger Principles of Biochemistry》(《莱宁格生物化学原理》):在受体-配体结合、酶与底物相互作用等章节中频繁出现 ligand
  • 《Molecular Biology of the Cell》(《细胞的分子生物学》):讨论细胞信号传导时常用 ligand 指“信号分子/配体”。
  • 《Inorganic Chemistry》 by Shriver & Atkins(《无机化学:Shriver & Atkins》):在配位化学中系统使用 ligand(配体)、配位数、配位场等概念。
  • 《Coordination Chemistry》相关专著与综述论文(学术文献):ligand 是描述金属配合物结构与反应性的核心术语。
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