V2EX prenyl

Prenyl

释义 Definition

prenyl(前缀:prenyl-;名词/形容词):指“异戊烯基”(通常为 CH 的烃基片段),常见于有机化学与生物化学中,表示把异戊烯基接到分子上,或与之相关的结构/反应(如 prenylation:异戊烯基化/异戊二烯基化)。在天然产物、萜类化合物与蛋白质修饰中很常见。

发音 Pronunciation (IPA)

/prinal/

例句 Examples

Prenyl groups are common in many plant natural products.
异戊烯基在许多植物天然产物中很常见。

The enzyme catalyzes a prenyl transfer that increases the compound’s membrane affinity and alters its biological activity.
这种酶催化异戊烯基转移,提高化合物对膜的亲和性,并改变其生物活性。

词源 Etymology

prenyl 来自有机化学命名与构词习惯,核心与 isoprene(异戊二烯) 相关:prenyl 指从异戊二烯“取出”的五碳取代基(常用来描述把这段五碳结构连到别的分子上)。在现代化学与生物化学语境中,常与 prenylation(异戊烯基化)prenyltransferase(异戊烯基转移酶) 等术语一起出现。

相关词 Relaed Words

文学与著作中的用例 Literary Works

  • 《Lehninger Principles of Biochemistry》(《雷宁格生物化学原理》):在脂类与信号转导章节中常讨论蛋白质prenylation及其膜定位作用。
  • 《Biochemistry》(Berg, Tymoczko & Stryer,《生物化学》):涉及异戊二烯类代谢与蛋白质修饰时会出现 prenyl / prenylation
  • 《Organic Chemistry》(Clayden, Greeves & Warren,《有机化学》):在天然产物与官能团转化相关内容中,可能以侧链/取代基形式出现 prenyl 描述。
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