The enzymatic activity of the nsp14 exoribonuclease is critical for replication of MERS-CoV and SARS-CoV-2

NS Ogando, JC Zevenhoven-Dobbe… - Journal of …, 2020 - Am Soc Microbiol
Coronaviruses (CoVs) stand out for their large RNA genome and complex RNA-synthesizing
machinery comprising 16 nonstructural proteins (nsps). The bifunctional nsp14 contains 3 …

Crystal structure of SARS-CoV-2 nsp10 bound to nsp14-ExoN domain reveals an exoribonuclease with both structural and functional integrity

S Lin, H Chen, Z Chen, F Yang, F Ye… - Nucleic acids …, 2021 - academic.oup.com
The emergence of SARS-CoV-2 infection has posed unprecedented threat to global public
health. The virus-encoded non-structural protein 14 (nsp14) is a bi-functional enzyme …

Characterization of the SARS-CoV-2 ExoN (nsp14ExoN–nsp10) complex: implications for its role in viral genome stability and inhibitor identification

HT Baddock, S Brolih, Y Yosaatmadja… - Nucleic acids …, 2022 - academic.oup.com
The SARS-CoV-2 coronavirus is the causal agent of the current global pandemic. SARS-
CoV-2 belongs to an order, Nidovirale s, with very large RNA genomes. It is proposed that …

NSP16 2′-O-MTase in coronavirus pathogenesis: possible prevention and treatments strategies

LJ Chang, TH Chen - Viruses, 2021 - mdpi.com
Several life-threatening viruses have recently appeared, including the coronavirus, infecting
a variety of human and animal hosts and causing a range of diseases like human upper …

Fidelity of ribonucleotide incorporation by the SARS-CoV-2 replication complex

X Yin, H Popa, A Stapon, E Bouda… - Journal of Molecular …, 2023 - Elsevier
The SARS-CoV-2 coronavirus has caused a global pandemic. Despite the initial success of
vaccines at preventing infection, genomic variation has led to the proliferation of variants …

New targets for drug design: importance of nsp14/nsp10 complex formation for the 3'‐5'exoribonucleolytic activity on SARS‐CoV‐2

M Saramago, C Bárria, VG Costa, CS Souza… - The FEBS …, 2021 - Wiley Online Library
SARS‐CoV‐2 virus has triggered a global pandemic with devastating consequences. The
understanding of fundamental aspects of this virus is of extreme importance. In this work, we …

Structure and dynamics of SARS-CoV-2 proofreading exoribonuclease ExoN

NH Moeller, K Shi, Ö Demir, C Belica… - Proceedings of the …, 2022 - National Acad Sciences
High-fidelity replication of the large RNA genome of coronaviruses (CoVs) is mediated by a
3′-to-5′ exoribonuclease (ExoN) in nonstructural protein 14 (nsp14), which excises …

Infidelity of SARS-CoV Nsp14-exonuclease mutant virus replication is revealed by complete genome sequencing

LD Eckerle, MM Becker, RA Halpin, K Li… - PLoS …, 2010 - journals.plos.org
Most RNA viruses lack the mechanisms to recognize and correct mutations that arise during
genome replication, resulting in quasispecies diversity that is required for pathogenesis and …

Identifying SARS-CoV-2 antiviral compounds by screening for small molecule inhibitors of nsp14/nsp10 exoribonuclease

B Canal, AW McClure, JF Curran, M Wu… - Biochemical …, 2021 - portlandpress.com
SARS-CoV-2 is a coronavirus that emerged in 2019 and rapidly spread across the world
causing a deadly pandemic with tremendous social and economic costs. Healthcare …

Structure–function analysis of the nsp14 N7–guanine methyltransferase reveals an essential role in Betacoronavirus replication

NS Ogando, P El Kazzi… - Proceedings of the …, 2021 - National Acad Sciences
As coronaviruses (CoVs) replicate in the host cell cytoplasm, they rely on their own capping
machinery to ensure the efficient translation of their messenger RNAs (mRNAs), protect …