V2EX aspartic acid

Aspartic Acid

释义 Definition

天冬氨酸:一种常见的酸性氨基酸(蛋白质的组成单位之一),在人体代谢中参与氨基酸合成、能量代谢等过程;在生理条件下常以其离子形式 aspartate(天冬氨酸根)存在。也常用作食品添加剂(如某些甜味剂的组成部分)。

发音 Pronunciation (IPA)

/spr.tk s.d/

例句 Examples

Aspartic acid is one of the building blocks of proteins.
天冬氨酸是构成蛋白质的基本单位之一。

In many biochemical pathways, aspartic acid can be converted into other molecules used for energy and biosynthesis.
在许多生化途径中,天冬氨酸可以转化为其他分子,用于供能与生物合成。

词源 Etymology

aspartic 来自 asparagine(天冬酰胺)相关的命名体系,而 asparagine 最初与 asparagus(芦笋/天冬)有关(历史上从芦笋中分离研究而得名);后缀 -ic 表示“……的/与……有关的”。因此 aspartic acid 字面上可理解为“与天冬(芦笋)相关命名的酸”,即“天冬氨酸”。

相关词 Related Words

文学与经典著作 Literary Works

  • Lehninger Principles of Biochemistry(《雷宁格生物化学原理》)在氨基酸结构、蛋白质与代谢章节中常出现。
  • Biochemistry by Berg, Tymoczko & Stryer(《斯特赖尔生物化学》)讨论氨基酸性质、酸碱特性与代谢路径时出现。
  • Campbell Biology(《坎贝尔生物学》)在蛋白质与生命化学基础内容中会提到天冬氨酸等氨基酸。
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