The molecular basis of translation initiation and its regulation in eukaryotes

J Brito Querido, I Díaz-López… - Nature Reviews Molecular …, 2024 - nature.com
The regulation of gene expression is fundamental for life. Whereas the role of transcriptional
regulation of gene expression has been studied for several decades, it has been clear over …

The scanning mechanism of eukaryotic translation initiation

AG Hinnebusch - Annual review of biochemistry, 2014 - annualreviews.org
In eukaryotes, the translation initiation codon is generally identified by the scanning
mechanism, wherein every triplet in the messenger RNA leader is inspected for …

Protein synthesis initiation in eukaryotic cells

WC Merrick, GD Pavitt - Cold Spring Harbor perspectives …, 2018 - cshperspectives.cshlp.org
This review summarizes our current understanding of the major pathway for the initiation
phase of protein synthesis in eukaryotic cells, with a focus on recent advances. We describe …

Structural insights into the mechanism of scanning and start codon recognition in eukaryotic translation initiation

AG Hinnebusch - Trends in biochemical sciences, 2017 - cell.com
Initiation of translation on eukaryotic mRNAs generally follows the scanning mechanism,
wherein a preinitiation complex (PIC) assembled on the small (40S) ribosomal subunit and …

Non-AUG translation initiation in mammals

DE Andreev, G Loughran, AD Fedorova… - Genome Biology, 2022 - Springer
Recent proteogenomic studies revealed extensive translation outside of annotated protein
coding regions, such as non-coding RNAs and untranslated regions of mRNAs. This non …

Translational fidelity screens in mammalian cells reveal eIF3 and eIF4G2 as regulators of start codon selectivity

R She, J Luo, JS Weissman - Nucleic Acids Research, 2023 - academic.oup.com
The translation initiation machinery and the ribosome orchestrate a highly dynamic scanning
process to distinguish proper start codons from surrounding nucleotide sequences. Here, we …

Dynamics of ribosome scanning and recycling revealed by translation complex profiling

SK Archer, NE Shirokikh, TH Beilharz, T Preiss - Nature, 2016 - nature.com
Regulation of messenger RNA translation is central to eukaryotic gene expression control.
Regulatory inputs are specified by the mRNA untranslated regions (UTRs) and often target …

Translation initiation by cap‐dependent ribosome recruitment: Recent insights and open questions

NE Shirokikh, T Preiss - Wiley Interdisciplinary Reviews: RNA, 2018 - Wiley Online Library
Gene expression universally relies on protein synthesis, where ribosomes recognize and
decode the messenger RNA template by cycling through translation initiation, elongation …

Mechanism and Regulation of Protein Synthesis in Saccharomyces cerevisiae

TE Dever, TG Kinzy, GD Pavitt - Genetics, 2016 - academic.oup.com
In this review, we provide an overview of protein synthesis in the yeast Saccharomyces
cerevisiae. The mechanism of protein synthesis is well conserved between yeast and other …

Structural changes enable start codon recognition by the eukaryotic translation initiation complex

T Hussain, JL Llácer, IS Fernández, A Munoz… - Cell, 2014 - cell.com
During eukaryotic translation initiation, initiator tRNA does not insert fully into the P decoding
site on the 40S ribosomal subunit. This conformation (P OUT) is compatible with scanning …