Evaluation of in vitro antiviral activity of SARS-CoV-2 Mpro inhibitor pomotrelvir and cross-resistance to nirmatrelvir resistance substitutions

X Tong, W Keung, LD Arnold, LJ Stevens… - Antimicrobial Agents …, 2023 - Am Soc Microbiol
The unprecedented scale of the COVID-19 pandemic and the rapid evolution of SARS-CoV-
2 variants underscore the need for broadly active inhibitors with a high barrier to resistance …

A yeast-based system to study SARS-CoV-2 Mpro structure and to identify nirmatrelvir resistant mutations

J Ou, EM Lewandowski, Y Hu, AA Lipinski… - PLoS …, 2023 - journals.plos.org
The SARS-CoV-2 main protease (Mpro) is a major therapeutic target. The Mpro inhibitor,
nirmatrelvir, is the antiviral component of Paxlovid, an orally available treatment for COVID …

Evaluation of the Inhibition Potency of Nirmatrelvir against Main Protease Mutants of SARS-CoV-2 Variants

H Jiang, Y Zhou, X Zou, X Hu, J Wang, P Zeng, W Li… - Biochemistry, 2023 - ACS Publications
SARS-CoV-2 continues to pose a threat to public health. Main protease (Mpro) is one of the
most lucrative drug targets for developing specific antivirals against SARS-CoV-2 infection …

Potential resistance of SARS-CoV-2 main protease (Mpro) against protease inhibitors: lessons learned from HIV-1 protease

JA Mótyán, M Mahdi, G Hoffka, J Tőzsér - International journal of …, 2022 - mdpi.com
Coronavirus disease 2019 (COVID-19), caused by the severe acute respiratory syndrome 2
(SARS-CoV-2), has been one of the most devastating pandemics of recent times. The lack of …

Rapid resistance profiling of SARS-CoV-2 protease inhibitors

SA Moghadasi, RG Biswas, DA Harki… - npj Antimicrobials and …, 2023 - nature.com
Resistance to nirmatrelvir (Paxlovid) has been shown by multiple groups and may already
exist in clinical SARS-CoV-2 isolates. Here a robust cell-based assay is used to determine …

Naturally occurring mutations of SARS-CoV-2 main protease confer drug resistance to nirmatrelvir

Y Hu, EM Lewandowski, H Tan, X Zhang… - ACS central …, 2023 - ACS Publications
The SARS-CoV-2 main protease (Mpro) is the drug target of Pfizer's oral drug nirmatrelvir.
The emergence of SARS-CoV-2 variants with mutations in Mpro raised the alarm of potential …

Systematic analyses of the resistance potential of drugs targeting SARS-CoV-2 main protease

JM Flynn, QYJ Huang, SN Zvornicanin… - ACS infectious …, 2023 - ACS Publications
Drugs that target the main protease (Mpro) of SARS-CoV-2 are effective therapeutics that
have entered clinical use. Wide-scale use of these drugs will apply selection pressure for the …

SARS-CoV-2 main protease drug design, assay development, and drug resistance studies

B Tan, R Joyce, H Tan, Y Hu… - Accounts of chemical …, 2022 - ACS Publications
Conspectus SARS-CoV-2 is the etiological pathogen of the COVID-19 pandemic, which led
to more than 6.5 million deaths since the beginning of the outbreak in December 2019. The …

Nirmatrelvir, Molnupiravir, and Remdesivir maintain potent in vitro activity against the SARS-CoV-2 Omicron variant

R Rosales, BL McGovern, ML Rodriguez, DK Rai… - BioRxiv, 2022 - biorxiv.org
Variants of SARS-CoV-2 have become a major public health concern due to increased
transmissibility, and escape from natural immunity, vaccine protection, and monoclonal …

Main protease mutants of SARS-CoV-2 variants remain susceptible to nirmatrelvir

S Ullrich, KB Ekanayake, G Otting, C Nitsche - Bioorganic & Medicinal …, 2022 - Elsevier
The COVID-19 pandemic continues to be a public health threat. Multiple mutations in the
spike protein of emerging variants of SARS-CoV-2 appear to impact on the effectiveness of …