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 …

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 …

Structures of the eukaryotic ribosome and its translational states in situ

PC Hoffmann, JP Kreysing, I Khusainov… - Nature …, 2022 - nature.com
Ribosomes translate genetic information into primary structure. During translation, various
cofactors transiently bind to the ribosome that undergoes prominent conformational and …

Structure of the human 80S ribosome

H Khatter, AG Myasnikov, SK Natchiar, BP Klaholz - Nature, 2015 - nature.com
Ribosomes are translational machineries that catalyse protein synthesis. Ribosome
structures from various species are known at the atomic level, but obtaining the structure of …

Viral RNA structure-based strategies to manipulate translation

ZA Jaafar, JS Kieft - Nature Reviews Microbiology, 2019 - nature.com
Viruses must co-opt the cellular translation machinery to produce progeny virions.
Eukaryotic viruses have evolved a variety of ways to manipulate the cellular translation …

eIF5B and eIF1A reorient initiator tRNA to allow ribosomal subunit joining

CP Lapointe, R Grosely, M Sokabe, C Alvarado… - Nature, 2022 - nature.com
Translation initiation defines the identity and quantity of a synthesized protein. The process
is dysregulated in many human diseases,. A key commitment step is when the ribosomal …

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 …

Large-scale movements of IF3 and tRNA during bacterial translation initiation

T Hussain, JL Llácer, BT Wimberly, JS Kieft… - Cell, 2016 - cell.com
In bacterial translational initiation, three initiation factors (IFs 1–3) enable the selection of
initiator tRNA and the start codon in the P site of the 30S ribosomal subunit. Here, we report …

Viral internal ribosomal entry sites: four classes for one goal

J Mailliot, F Martin - Wiley Interdisciplinary Reviews: RNA, 2018 - Wiley Online Library
To ensure efficient propagation, viruses need to rapidly produce viral proteins after cell
entrance. Since viral genomes do not encode any components of the protein biosynthesis …