IRES trans-acting factors, key actors of the stress response

AC Godet, F David, F Hantelys, F Tatin… - International journal of …, 2019 - mdpi.com
The cellular stress response corresponds to the molecular changes that a cell undergoes in
response to various environmental stimuli. It induces drastic changes in the regulation of …

The emerging role of RNA as a therapeutic target for small molecules

CM Connelly, MH Moon, JS Schneekloth - Cell chemical biology, 2016 - cell.com
Recent advances in understanding different RNAs and unique features of their biology have
revealed a wealth of information. However, approaches to identify small molecules that …

The viral protein NSP1 acts as a ribosome gatekeeper for shutting down host translation and fostering SARS-CoV-2 translation

A Tidu, A Janvier, L Schaeffer, P Sosnowski, L Kuhn… - Rna, 2021 - rnajournal.cshlp.org
SARS-CoV-2 coronavirus is responsible for the Covid-19 pandemic. In the early phase of
infection, the single-strand positive RNA genome is translated into nonstructural proteins …

Dynamic competition between SARS-CoV-2 NSP1 and mRNA on the human ribosome inhibits translation initiation

CP Lapointe, R Grosely, AG Johnson… - Proceedings of the …, 2021 - National Acad Sciences
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is a beta-CoV that recently
emerged as a human pathogen and is the causative agent of the COVID-19 pandemic. A …

Insights into structural and mechanistic features of viral IRES elements

E Martinez-Salas, R Francisco-Velilla… - Frontiers in …, 2018 - frontiersin.org
Internal ribosome entry site (IRES) elements are cis-acting RNA regions that promote
internal initiation of protein synthesis using cap-independent mechanisms. However, distinct …

N6-methyladenosine modification of HCV RNA genome regulates cap-independent IRES-mediated translation via YTHDC2 recognition

GW Kim, A Siddiqui - … of the National Academy of Sciences, 2021 - National Acad Sciences
Hepatitis C virus (HCV) infections are associated with the risk of progression to fibrosis,
cirrhosis, and hepatocellular carcinoma. The HCV RNA genome is translated by an internal …

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 …

Structures of translationally inactive mammalian ribosomes

A Brown, MR Baird, MCJ Yip, J Murray, S Shao - Elife, 2018 - elifesciences.org
The cellular levels and activities of ribosomes directly regulate gene expression during
numerous physiological processes. The mechanisms that globally repress translation are …

Non-canonical translation initiation mechanisms employed by eukaryotic viral mRNAs

II Sorokin, KS Vassilenko, IM Terenin, NO Kalinina… - Biochemistry …, 2021 - Springer
Viruses exploit the translation machinery of an infected cell to synthesize their proteins.
Therefore, viral mRNAs have to compete for ribosomes and translation factors with cellular …

Ribosome–NatA architecture reveals that rRNA expansion segments coordinate N-terminal acetylation

AG Knorr, C Schmidt, P Tesina… - Nature structural & …, 2019 - nature.com
The majority of eukaryotic proteins are N-terminally α-acetylated by N-terminal
acetyltransferases (NATs). Acetylation usually occurs co-translationally and defects have …