起始密碼子
Sign in to saveAlso known as initiator codon, initiation codon
first codon of a messenger RNA transcript translated by a ribosome
Research
9,934 papers- Nuclear release of eIF1 restricts start-codon selection during mitosis.Nature · 2024
- Start codon-associated ribosomal frameshifting mediates nutrient stress adaptation.Nature structural & molecular biology · 2023
- Start Codon Recognition in Eukaryotic and Archaeal Translation Initiation: A Common Structural Core.International journal of molecular sciences · 2019
- Alternative start codon selection shapes mitochondrial function and rare human diseases.Molecular cell · 2025
- Selection of start codon during mRNA scanning in eukaryotic translation initiation.Communications biology · 2022
via PubMed
Wikidata facts
- Subclass of
- codon
- Part of
- open reading frame
Show 2 more facts
- opposite of
- stop codon
- Commons category
- Start codon
Sources (2)
via Wikidata · CC0
Article · 中文
起始密码子（英語：Start Codon）是指定信使RNA（mRNA）上开始合成蛋白质的密码子，也是第一个被核糖体翻译的mRNA上的密码子。 起始密码子位于编码区内，紧邻5′非翻译区（原核生物的核糖体结合位点附近）。较为常见的起始密码子是AUG，编码真核生物中的甲硫氨酸和原核生物中的N-甲酰甲硫氨酸（fMet）。此外，GUG（缬氨酸）或AUA（异亮氨酸）、UUG （亮氨酸）等也用作起始密码子。部分研究还发现了几十种密码子可以用于启动蛋白质合成。
Abstract from DBpedia / Wikipedia · CC BY-SA
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