V2EX carboxylase

Carboxylase

释义 Definition

羧化酶:一类催化“羧化反应”的酶,通常把二氧化碳(CO)或其等价形式引入到底物分子中,生成带有羧基(COOH)的产物。很多羧化酶需要生物素(biotin)作为辅因子。(该词在生物化学中最常见;在不同代谢途径中可指不同具体酶。)

发音 Pronunciation (IPA)

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例句 Examples

Carboxylase enzymes help cells build important molecules.
羧化酶帮助细胞合成重要分子。

Acetyl-CoA carboxylase is a key regulatory enzyme in fatty acid synthesis, converting acetyl-CoA into malonyl-CoA.
乙酰辅酶A羧化酶是脂肪酸合成中的关键调控酶,能把乙酰辅酶A转化为丙二酰辅酶A。

词源 Etymology

carboxylasecarboxyl-(羧基) + -ase(酶的常见后缀) 构成,字面意思就是“与羧基引入/羧化相关的酶”。其中 carboxyl 与“碳(carbon)”和“氧(oxygen)”的化学命名传统有关,表示含有特定碳氧结构的官能团。

相关词 Related Words

文学与经典著作 Literary Works

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