V2EX serpin

Serpin

定义 Definition

serpin 指“丝氨酸蛋白酶抑制剂”(serine protease inhibitor)的统称,是一大类主要通过“自杀式抑制”机制来调控蛋白酶活性的蛋白质家族,广泛参与凝血、炎症、免疫反应与纤维蛋白溶解等过程。(在生物化学语境中最常见;在不同物种与组织中有多种成员。)

发音 Pronunciation (IPA)

/srpn/

例句 Examples

Serpins help control enzymes in the blood.
丝氨酸蛋白酶抑制剂有助于控制血液中的酶活性。

A mutation in a serpin can disrupt protease regulation and contribute to disease by causing abnormal clotting or inflammation.
某些丝氨酸蛋白酶抑制剂的突变会破坏对蛋白酶的调控,从而通过异常凝血或炎症反应促成疾病发生。

词源 Etymology

serpin 是由 ser(ine)(“丝氨酸”)+ pin(protease inhibitor,“蛋白酶抑制剂”)拼合而成的学术缩略构词,原意直指“抑制丝氨酸蛋白酶的蛋白”。该词在生物化学与分子生物学文献中用于指代这一类具有相似结构与抑制机制的蛋白家族。

相关词 Related Words

文学与著作中的用例 Literary / Notable Works

  • 《Molecular Biology of the Cell》(Alberts 等):在蛋白酶调控、细胞外环境与血液系统相关章节中会提及 serpin 家族。
  • 《Lehninger Principles of Biochemistry》:在酶与酶抑制、蛋白质结构与功能的讨论中可能出现 serpin 作为典型抑制蛋白例子。
  • 《Robbins and Cotran Pathologic Basis of Disease》:在凝血、炎症与相关遗传性缺陷(如某些 serpin 异常)背景下常见该术语。
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