Proteases and variants: context matters for SARS-CoV-2 entry assays

CS Stevens, KY Oguntuyo, B Lee - Current opinion in virology, 2021 - Elsevier
… data which pinpoint the cognate furin site mutations. We urge the field to be … SARS-CoV-2
entry is highly dependent on the interplay between cleavage site mutations and the proteases

Liberation of SARS-CoV main protease from the viral polyprotein: N-terminal autocleavage does not depend on the mature dimerization mode

S Chen, F Jonas, C Shen, R Higenfeld - Protein & cell, 2010 - Springer
… The main protease (Mpro) plays a vital role in proteolytic … the replicative cycle of SARS
coronavirus (SARS-CoV). Dimerization … mutations on the dimer interface of SARS coronavirus 3C-…

Structural basis of nirmatrelvir and ensitrelvir activity against naturally occurring polymorphisms of the SARS-CoV-2 main protease

GD Noske, E de Souza Silva, MO de Godoy… - Journal of Biological …, 2023 - ASBMB
… However, none these variants contain mutations that are in the vicinity of the active site.
Herein, we evaluated the effect of single mutations in the active site of M pro from circulating …

Mutations in SARS-CoV-2; Consequences in structure, function, and pathogenicity of the virus

B Bakhshandeh, Z Jahanafrooz, A Abbasi, MB Goli… - Microbial …, 2021 - Elsevier
… Overall, the detection of all mutations in SARS-CoV-2 and … mutations of the SARS-CoV-2
and related variations in virusvirus enters the host cell cytosol by transmembrane protease

Transmissible SARS-CoV-2 variants with resistance to clinical protease inhibitors

SA Moghadasi, E Heilmann, AM Khalil, C Nnabuife… - Science …, 2023 - science.org
… However, all mutants show similar drug resistance phenotypes when combined with P132H
… that these mutations are capable of conferring resistance to protease inhibitors in the context …

Molecular mechanisms of SARS-CoV-2 resistance to nirmatrelvir

Y Duan, H Zhou, X Liu, S Iketani, M Lin, X Zhang… - Nature, 2023 - nature.com
… the mutant protease and determined the structure of E166V in complex with nirmatrelvir. In
vitro biochemical testing of the E166V mutant … activity of the E166V mutant in cleaving this …

3C-like proteinase from SARS coronavirus catalyzes substrate hydrolysis by a general base mechanism

C Huang, P Wei, K Fan, Y Liu, L Lai - Biochemistry, 2004 - ACS Publications
SARS-CoV 3CL proteinase have been reported previously ( 29). The H41A, C145A, C145S
mutants in SARS-CoV 3CL proteinase … The mutations were verified by sequencing. The 3CL …

SARS-CoV 3CL protease cleaves its C-terminal autoprocessing site by novel subsite cooperativity

T Muramatsu, C Takemoto, YT Kim… - Proceedings of the …, 2016 - National Acad Sciences
… Using this analysis system, we separately examined the effects of various mutations of the
… This mechanism appears to exist only in the SARS-CoV 3CL protease. However, there may …

Adaptive mutation in the main protease cleavage site of feline coronavirus renders the virus more resistant to main protease inhibitors

Z Jiao, Y Yan, Y Chen, G Wang, X Wang, L Li… - Journal of …, 2022 - Am Soc Microbiol
… severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) … The viral main protease
(M pro ) plays an important role in … protease inhibitors can lead to the development of mutants

Understanding the driving forces that trigger mutations in SARS-CoV-2: mutational energetics and the role of arginine blockers in COVID-19 therapy

H Ridgway, CT Chasapis, K Kelaidonis, I Ligielli… - Viruses, 2022 - mdpi.com
… acids, is the most aggressive mutant amino acid for stronger … forces that trigger mutations in
the SARS-CoV-2 virus. It also … for blocking critical amino acids of mutants, such as arginine, in …