V2EX coenzyme a

Coenzyme A

释义 Definition

辅酶A(CoA):一种重要的辅酶,常作为酰基(尤其是乙酰基)载体参与体内代谢反应;在脂肪酸代谢、三羧酸循环(TCA/Krebs循环)以及多种合成与分解途径中起关键作用。常见形式如乙酰辅酶A(acetylCoA)

发音 Pronunciation (IPA)

/konzam e/

词源 Etymology

“coenzyme”由 co-(共同)+ enzyme(酶)构成,表示“与酶一起工作、帮助酶反应的分子”;“A”是早期研究中对该辅酶的字母编号命名。辅酶A名称强调其在许多酶促反应中作为“共同参与者”的作用。

例句 Examples

Coenzyme A helps carry acetyl groups in metabolism.
辅酶A在代谢过程中帮助携带乙酰基。

During aerobic respiration, pyruvate is converted into acetylCoA, which enters the citric acid cycle.
在有氧呼吸中,丙酮酸会转化为乙酰辅酶A,然后进入三羧酸循环。

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》)
  • Biochemistry by Berg, Tymoczko & Stryer(《Stryer 生物化学》)
  • Harper’s Illustrated Biochemistry(《哈珀图解生物化学》)
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