V2EX enzyme kinetics

Enzyme Kinetics

定义 Definition

酶动力学:研究酶催化反应速率如何随底物浓度、酶浓度、温度、pH、抑制剂等因素变化的学科与方法体系,常用于建立与检验如 MichaelisMenten 等速率方程。(该短语也可泛指“酶促反应速率的测定与分析”。)

发音 Pronunciation (IPA)

/nzam kntks/

例句 Examples

Enzyme kinetics can tell you how fast an enzyme works.
酶动力学可以告诉你一种酶工作得有多快。

Using enzyme kinetics, researchers estimated Km and Vmax and showed the inhibitor was competitive.
通过酶动力学分析,研究人员估算了 Km 和 Vmax,并证明该抑制剂属于竞争性抑制。

词源 Etymology

  • enzyme 来自希腊语 *en-*(“在……之中”)+ zymē(“酵母/发酵”),最初与“发酵作用”相关,后来用于指“催化生化反应的蛋白质/生物催化剂”。
  • kinetics 来自希腊语 kinesis(“运动”),在科学语境中指“研究运动/速率变化的学科”。合在一起即“研究酶促反应速率的学问”。

相关词 Related Words

文献与作品 Literary Works

  • Michaelis, L. & Menten, M. L. (1913). Die Kinetik der Invertinwirkung(提出经典的 MichaelisMenten 动力学思想与方程框架)
  • Segel, I. H. Enzyme Kinetics: Behavior and Analysis of Rapid Equilibrium and Steady-State Enzyme Systems(专门论述酶动力学的经典教材)
  • Cornish-Bowden, A. Fundamentals of Enzyme Kinetics(广泛用于学习与查阅的酶动力学著作)
  • Berg, Tymoczko & Stryer. Biochemistry(《生物化学》教材中常用“enzyme kinetics”讨论 Km、Vmax 与抑制)
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