V2EX serine protease

Serine Protease

释义 Definition

丝氨酸蛋白酶:一类蛋白水解酶(protease),其催化活性通常依赖活性位点中的丝氨酸(serine)残基参与切断蛋白质中的肽键。常见于消化、凝血、免疫与细胞信号等过程。(另有更广义用法指含丝氨酸参与催化机制的相关酶类。)

发音 Pronunciation (IPA)

/srin proties/

例句 Examples

Serine proteases help digest proteins in the small intestine.
丝氨酸蛋白酶帮助在小肠中消化蛋白质。

In blood coagulation, a cascade of serine proteases activates one another, rapidly amplifying the signal to form a stable clot.
在血液凝固过程中,一连串丝氨酸蛋白酶相互激活,迅速放大信号以形成稳定的血凝块。

词源 Etymology

serine 来自拉丁语 sericum(“丝”),因为丝氨酸最初与丝蛋白等材料的研究相关;proteaseprotein(蛋白质) + -ase(酶的后缀) 构成,字面义为“分解蛋白质的酶”。因此 serine protease 指“以丝氨酸为关键催化残基的蛋白酶”。

关词 Related Words

文献与作品 Literary / Notable Works

  • Lehninger Principles of Biochemistry(《莱宁格生物化学原理》)
  • Molecular Biology of the Cell(《细胞的分子生物学》)
  • Biochemistry (Berg, Tymoczko & Stryer)(《生物化学》)
  • Campbell Biology(《坎贝尔生物学》)
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