Mechanistic aspects of thiol additions to Michael acceptors: Insights from computations

RB Roseli, AB Keto, EH Krenske - Wiley Interdisciplinary …, 2023 - Wiley Online Library
Computational studies have delivered valuable mechanistic insights into thiol Michael
additions, which are important C S bond‐forming reactions used in biological and …

Molecular targets for Chagas disease: validation, challenges and lead compounds for widely exploited targets

M Laureano de Souza, TJWJD Lapierre… - Expert Opinion on …, 2023 - Taylor & Francis
Introduction Chagas disease (CD) imposes social and economic burdens, yet the available
treatments have limited efficacy in the disease's chronic phase and cause serious adverse …

Revealing the molecular mechanisms of proteolysis of SARS-CoV-2 M pro by QM/MM computational methods

K Świderek, V Moliner - Chemical Science, 2020 - pubs.rsc.org
SARS-CoV-2 Mpro is one of the enzymes essential for the replication process of the virus
responsible for the COVID-19 pandemic. This work is focused on exploring its proteolysis …

Mechanism of inhibition of SARS-CoV-2 M pro by N3 peptidyl Michael acceptor explained by QM/MM simulations and design of new derivatives with tunable chemical …

K Arafet, N Serrano-Aparicio, A Lodola… - Chemical …, 2021 - pubs.rsc.org
The SARS-CoV-2 main protease (Mpro) is essential for replication of the virus responsible
for the COVID-19 pandemic, and one of the main targets for drug design. Here, we simulate …

Multiscale simulations of the covalent inhibition of the SARS-CoV-2 main protease: Four compounds and three reaction mechanisms

BL Grigorenko, IV Polyakov, MG Khrenova… - Journal of the …, 2023 - ACS Publications
We report the results of computational modeling of the reactions of the SARS-CoV-2 main
protease (MPro) with four potential covalent inhibitors. Two of them, carmofur and …

Covalent reversible inhibitors of cysteine proteases containing the nitrile warhead: recent advancement in the field of viral and parasitic diseases

S Brogi, R Ibba, S Rossi, S Butini, V Calderone… - Molecules, 2022 - mdpi.com
In the field of drug discovery, the nitrile group is well represented among drugs and
biologically active compounds. It can form both non-covalent and covalent interactions with …

The role of quantum chemistry in covalent inhibitor design

LM Mihalovits, GG Ferenczy… - International Journal of …, 2022 - Wiley Online Library
The recent ascent of targeted covalent inhibitors (TCI) in drug discovery brings new
opportunities and challenges to quantum chemical reactivity calculations supporting …

Assessment of reversibility for covalent cysteine protease inhibitors using quantum mechanics/molecular mechanics free energy surfaces

AM Dos Santos, ARS Oliveira… - Journal of Chemical …, 2022 - ACS Publications
We have used molecular dynamics (MD) simulations with hybrid quantum
mechanics/molecular mechanics (QM/MM) potentials to investigate the reaction mechanism …

Mechanisms of proteolytic enzymes and their inhibition in QM/MM studies

B Elsässer, P Goettig - International Journal of Molecular Sciences, 2021 - mdpi.com
Experimental evidence for enzymatic mechanisms is often scarce, and in many cases
inadvertently biased by the employed methods. Thus, apparently contradictory model …

Affinity and selectivity assessment of covalent inhibitors by free energy calculations

LM Mihalovits, GG Ferenczy… - Journal of Chemical …, 2020 - ACS Publications
Covalent inhibitors have been gaining increased attention in drug discovery due to their
beneficial properties such as long residence time, high biochemical efficiency, and …