V2EX ferredoxin

Ferredoxin

定义 Definition

铁氧还蛋白:一类含铁-硫(FeS)簇的电子传递蛋白,常见于光合作用、固氮作用及多种代谢途径中,负责在酶与代谢反应之间转移电子。(也有不同类型的铁氧还蛋白,结构与FeS簇形式可不同。)

发音 Pronunciation (IPA)

/frdksn/

例句 Examples

Ferredoxin transfers electrons during photosynthesis.
铁氧还蛋白在光合作用过程中传递电子。

In chloroplasts, ferredoxin helps shuttle electrons from photosystem I to enzymes that drive NADPH formation.
在叶绿体中,铁氧还蛋白帮助把来自光系统 I 的电子传递给相关酶,从而推动 NADPH 的生成。

词源 Etymology

ferredoxinferro-(与“铁”有关,源自拉丁语 ferrum “铁”)+ -doxin(来自“氧化还原/氧化”的概念,常见于与电子转移相关的命名)构成,整体含义指“与铁相关、参与氧化还原电子传递的蛋白”。该词在生物化学中用于强调其含铁并参与电子传递的核心特征。

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(Berg, Tymoczko & Stryer,《生物化学》)
  • Voet & Voet Biochemistry(《Voet 生物化学》)
  • Molecular Biology of the Cell(Alberts 等,《细胞的分子生物学》)
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