The art of hijacking: how Nsp1 impacts host gene expression during coronaviral infections

ED Karousis - Biochemical Society Transactions, 2024 - portlandpress.com
Non-structural protein 1 (Nsp1) is one of the first proteins produced during coronaviral
infections. It plays a pivotal role in hijacking and rendering the host gene expression under …

Structural basis for translation inhibition by MERS-CoV Nsp1 reveals a conserved mechanism for betacoronaviruses

SC Devarkar, M Vetick, S Balaji, IB Lomakin, L Yang… - Cell Reports, 2023 - cell.com
All betacoronaviruses (β-CoVs) encode non-structural protein 1 (Nsp1), an essential
pathogenicity factor that potently restricts host gene expression. Among the β-CoV family …

An evolutionarily conserved strategy for ribosome binding and host translation inhibition by β-coronavirus non-structural protein 1

SF Maurina, JP O'Sullivan, G Sharma… - Journal of Molecular …, 2023 - Elsevier
An important pathogenicity factor of SARS-CoV-2 and related coronaviruses is Non-
structural protein 1 (Nsp1), which suppresses host gene expression and stunts antiviral …

Host factors of SARS-CoV-2 in infection, pathogenesis, and long-term effects

Y Zhang, S Chen, Y Tian, X Fu - Frontiers in Cellular and Infection …, 2024 - frontiersin.org
SARS-CoV-2 is the causative virus of the devastating COVID-19 pandemic that results in an
unparalleled global health and economic crisis. Despite unprecedented scientific efforts and …

Alphavirus-based replicons demonstrate different interactions with host cells and can be optimized to increase protein expression

F Dominguez, O Palchevska, EI Frolova… - Journal of …, 2023 - Am Soc Microbiol
Alphaviruses have been used as vectors for the expression of heterologous genetic
information for a few decades. Their genomes contain two open reading frames. One of …

Nsp1 facilitates SARS-CoV-2 replication through calcineurin-NFAT signaling

WY Lui, CP Ong, PHH Cheung, ZW Ye, CP Chan… - Mbio, 2024 - Am Soc Microbiol
ABSTRACT SARS-CoV-2, the causative agent of COVID-19, has been intensely studied in
search of effective antiviral treatments. The immunosuppressant cyclosporine A (CsA) has …

Antiviral responses versus virus-induced cellular shutoff: a game of thrones between influenza A virus NS1 and SARS-CoV-2 Nsp1

AM Khalil, A Nogales, L Martínez-Sobrido… - Frontiers in Cellular …, 2024 - frontiersin.org
Following virus recognition of host cell receptors and viral particle/genome internalization,
viruses replicate in the host via hijacking essential host cell machinery components to evade …

Broad‐Spectrum Antiviral Agents against SARS‐CoV‐2 Variants Inhibit the Conserved Viral Protein Nsp1–RNA Interaction

W Gi Byun, M Lee, M Ko, J Hyae Lee… - Angewandte Chemie …, 2024 - Wiley Online Library
The ongoing global threats posed by COVID‐19 pandemic, catalyzed by SARS‐CoV‐2,
underscores the pressing need for effective antiviral strategies. The viral non‐structural …

Uncoupling the functional roles of Coronavirus Nsp1

E Bäumlin, D Andenmatten, J Luginbühl, A Lalou… - bioRxiv, 2024 - biorxiv.org
When host cells are infected with coronaviruses, the first viral protein produced is Nsp1. This
protein inhibits host protein synthesis and induces host mRNA degradation to enhance viral …

[HTML][HTML] An evolutionarily conserved strategy for ribosome binding and inhibition by β-coronavirus non-structural protein 1

SF Maurina, JP O'Sullivan, G Sharma, DCP Rodriguez… - bioRxiv, 2023 - ncbi.nlm.nih.gov
An important pathogenicity factor of SARS-CoV-2 and related coronaviruses is Nsp1, which
suppresses host gene expression and stunts antiviral signaling. SARS-CoV-2 Nsp1 binds …