43S起始前複合物

(重定向自43S前起始複合物

43S起始前複合物(英文:43S preinitiation complex,43S PIC)是一種核糖核蛋白複合物,存在於真核轉譯起始的早期階段。43S PIC包含由起始因子eIF1eIF1AeIF3eIF2-Met-tRNAiMet-GTP三元復合物(eIF2-TC)結合的40S核糖體亞基[1][2][3][4]

功能 编辑

結構 编辑

參見 编辑

參考資料 编辑

  1. ^ Sonenberg, Nahum; Hinnebusch, Alan G. Regulation of Translation Initiation in Eukaryotes: Mechanisms and Biological Targets. Cell. 2009-02, 136 (4) [2022-08-28]. PMC 3610329 . PMID 19239892. doi:10.1016/j.cell.2009.01.042. (原始内容存档于2022-06-21) (英语). 
  2. ^ Aitken, Colin Echeverría; Lorsch, Jon R. A mechanistic overview of translation initiation in eukaryotes. Nature Structural & Molecular Biology. 2012-06, 19 (6) [2022-08-28]. ISSN 1545-9993. doi:10.1038/nsmb.2303. (原始内容存档于2022-08-28) (英语). 
  3. ^ Fraser, Christopher S. Quantitative studies of mRNA recruitment to the eukaryotic ribosome. Biochimie. Quality Control in Protein Synthesis. 2015-07-01, 114. ISSN 0300-9084. PMC 4458453 . PMID 25742741. doi:10.1016/j.biochi.2015.02.017 (英语). 
  4. ^ Hinnebusch, Alan G. Structural Insights into the Mechanism of Scanning and Start Codon Recognition in Eukaryotic Translation Initiation. Trends in Biochemical Sciences. 2017-08, 42 (8) [2022-08-28]. doi:10.1016/j.tibs.2017.03.004. (原始内容存档于2022-08-08) (英语).