V2EX malonate

Malonate

Definition 定义

malonate(丙二酸根/丙二酸盐):指丙二酸(malonic acid, HOOCCHCOOH)去掉一个或两个氢离子后形成的阴离子(malonate),也常泛指其盐或酯类衍生物。在生物化学中,malonate 以竞争性抑制剂著称,常用于研究琥珀酸脱氢酶(succinate dehydrogenase)。

Pronunciation 发音(IPA)

/mlnet/

Examples 例句

Malonate can inhibit an enzyme in the lab.
丙二酸根可以在实验室中抑制某种酶的活性。

Because malonate resembles succinate, it is often used to study competitive inhibition in the citric acid cycle.
由于丙二酸根与琥珀酸结构相似,它常被用来研究三羧酸循环中的竞争性抑制。

Etymology 词源

malonate 来自 malonic (acid)(丙二酸的)+ 名词后缀 -ate。其中 mal- 可追溯到拉丁语 malum(苹果),与早期有机酸命名传统有关;-ate 在化学中常用于表示“酸的盐或酯/相应阴离子”。

Related Words 相关词汇

In Literature 文献与作品中的出现

  • Lehninger Principles of Biochemistry(《莱宁格生物化学原理》):在呼吸链/三羧酸循环实验部分常以 malonate 讲解竞争性抑制。
  • Biochemistry by Berg, Tymoczko & Stryer(《生物化学》):讨论琥珀酸脱氢酶时常提到 malonate 作为经典抑制剂。
  • Organic Chemistry by Clayden, Greeves & Warren(《有机化学》):在丙二酸衍生物与相关反应语境中会出现 malonate(如二乙基丙二酸酯等)。
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