V2EX aspartate

Aspartate

定义 Definition

天冬氨酸盐;天冬氨酸根(离子)。指天冬氨酸(aspartic acid)在体内常见的离子/盐形式(带负电),是重要的氨基酸相关代谢物,参与氮代谢、尿素循环、三羧酸循环(TCA/Krebs)以及神经系统中的兴奋性信号过程。该词在生物化学与医学语境中最常见。

发音 Pronunciation (IPA)

/sprtet/

词源 Etymology

aspartate 来自 **aspartic (acid)**(天冬氨酸的)+ -ate(常用于表示“盐/酯/带负电的离子形式”)。其中 aspartic 源于 asparagus(芦笋):天冬氨酸最早与芦笋相关的研究发现有关;因此中文译名常与“天冬(芦笋的古称)”相关联。

例句 Examples

Aspartate is an amino acid found in many proteins.
天冬氨酸盐(天冬氨酸根)是一种存在于许多蛋白质中的氨基酸相关成分。

In the malateaspartate shuttle, aspartate helps transfer reducing equivalents across the mitochondrial membrane.
在苹果酸天冬氨酸穿梭中,天冬氨酸有助于把还原当量跨线粒体膜转移。

相关词 Related Words

文学与作品 Literary Works

  • Lehninger Principles of Biochemistry(《莱宁格生物化学原理》)中在氨基酸代谢与穿梭系统章节频繁出现 aspartate
  • Harper’s Illustrated Biochemistry(《哈珀图解生物化学》)在尿素循环与转氨基作用相关内容中使用 aspartate
  • Molecular Biology of the Cell(《细胞的分子生物学》)在细胞代谢与线粒体相关讨论中可见 aspartate
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