V2EX ferroxidase

Ferroxidase

释义 Definition

亚铁氧化酶:一类催化二价铁(Fe)被氧化为三价铁(Fe)的酶,常参与铁的转运、储存与稳态调控(例如与转铁蛋白结合、促进铁装载等过程)。在生物体内,某些蛋白(如铜蓝蛋白 ceruloplasmin肝铁素 hephaestin)具有 ferroxidase 活性。

例句 Examples

Ferroxidase helps convert Fe to Fe.
亚铁氧化酶帮助把二价铁(Fe)转化为三价铁(Fe)。

Loss of ferroxidase activity can disrupt iron homeostasis and contribute to oxidative stress in tissues.
亚铁氧化酶活性缺失可能扰乱铁稳态,并在组织中引发或加重氧化应激。

发音 Pronunciation (IPA)

/fr.ok.s.des/

词源 Etymology

来自 ferro-(与“铁”有关,源自拉丁语 ferrum “铁”)+ oxidase(“氧化酶”,指催化氧化反应的一类酶)。合起来字面意思就是“催化铁氧化的酶”,强调其底物与作用:把 Fe氧化成 Fe。

相关词 Related Words

文献与著作 Literary / Notable Works

  • Lehninger Principles of Biochemistry(《雷宁格生物化学原理》):在铁代谢、含铜氧化酶与相关氧化还原反应的章节中常涉及 ferroxidase 活性。
  • Molecular Biology of the Cell(《细胞生物学:分子生物学视角》):讨论细胞铁摄取、转运与储存时,可能提到具有 ferroxidase 功能的相关蛋白与机制。
  • Robbins and Cotran Pathologic Basis of Disease(《罗宾斯-科特兰 病理学基础》):在与铁代谢异常、氧化应激或相关疾病机制的内容中可能出现该术语或其相关蛋白(如 ceruloplasmin)的描述。
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