V2EX kinesin

Kinesin

Definition / 释义

Kinesin(驱动蛋白):一种细胞内的运动蛋白,通常沿着微管(microtubule)“行走”,利用 ATP 提供能量来运输囊泡、细胞器等货物;也参与细胞分裂时纺锤体的动态变化。(注:kinesin 家族很大,不同成员功能各异。)

Pronunciation / 发音(IPA)

/knsn/

Examples / 例句

Kinesin carries cargo along microtubules.
驱动蛋白沿着微管运输货物。

During neuronal development, kinesin-driven transport helps deliver vesicles and proteins to the growing axon, ensuring proper cell function.
在神经元发育过程中,由驱动蛋白介导的运输将囊泡和蛋白质送到正在生长的轴突,从而保障细胞正常功能。

Etymology / 词源

kinesin 源自表示“运动”的词根 **kine-**(与 kinetic “运动的”、kinesiology “运动学/人体运动学”同源,来自希腊语 kinesis “运动”),加上蛋白质命名中常见的后缀 -in,整体意思即“与运动相关的蛋白”。

Related Words / 相关词汇

Literary Works / 文献与著作例证

  • _Molecular Biology of the Cell_(《细胞的分子生物学》):在细胞骨架与细胞内运输章节中讨论 kinesin 与微管运输机制。
  • _Lehninger Principles of Biochemistry_(《雷宁格生物化学原理》):在 ATP 能量转换与分子马达相关内容中提及驱动蛋白。
  • _Campbell Biology_(《坎贝尔生物学》):在细胞结构与细胞运动/细胞骨架部分介绍 kinesin 等马达蛋白。
  • David S. Goodsell, _The Machinery of Life_(《生命的机器》):以科普方式描绘细胞内分子机器,常提到包括 kinesin 在内的运动蛋白系统。
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