V2EX crm1

CRM1

释义 Definition

CRM1(也称 Exportin-1,基因名常写作 XPO1)是一种“核输出受体”蛋白,负责识别带有核输出信号(NES)的蛋白质,并将它们从细胞核运送到细胞质中;在细胞周期调控与肿瘤相关通路中常被研究。(在不同学科语境里也可能指其他缩写,但生物医学中最常见的是此义。)

发音 Pronunciation (IPA)

/si r m wn/

例句 Examples

CRM1 helps export certain proteins from the nucleus to the cytoplasm.
CRM1 帮助将某些蛋白质从细胞核输出到细胞质。

In many cancers, increased CRM1 activity can mislocalize tumor suppressor proteins, so CRM1 inhibitors are explored as potential therapies.
在多种癌症中,CRM1 活性升高可能导致抑癌蛋白错位分布,因此人们研究 CRM1 抑制剂作为潜在治疗手段。

词源 Etymology

CRM1 最初来自酵母基因名称“chromosome region maintenance 1”(染色体区域维持 1),后来发现其蛋白产物在真核细胞中具有关键的核输出功能;在哺乳动物中常用别名 Exportin-1 或符号 XPO1 来强调“输出蛋白”的作用。

相关词 Related Words

文学与著作 Literary Works

  • Molecular Biology of the Cell(Alberts 等)中在“核-胞质运输/核输出”相关章节常会提到 CRM1/Exportin-1 通路。
  • The Cell: A Molecular Approach(Cooper & Hausman)在核孔复合体与蛋白质转运内容中常涉及 CRM1 介导的核输出。
  • 经典研究论文中,关于 Leptomycin B 抑制核输出与 CRM1 作用机制的系列论文常将 CRM1 作为核心分子讨论(分子细胞生物学与病毒学语境中尤为常见)。
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