Biomolecular simulations: From dynamics and mechanisms to computational assays of biological activity

DJ Huggins, PC Biggin, MA Dämgen… - Wiley …, 2019 - Wiley Online Library
Biomolecular simulation is increasingly central to understanding and designing biological
molecules and their interactions. Detailed, physics‐based simulation methods are …

Insights into the enhancement of the poly (ethylene terephthalate) degradation by FAST-PETase from computational modeling

R García-Meseguer, E Ortí, I Tuñón… - Journal of the …, 2023 - ACS Publications
Polyethylene terephthalate (PET) is the most abundant polyester plastic, widely used in
textiles and packaging, but, unfortunately, it is also one of the most discarded plastics after …

Unraveling the SARS-CoV-2 main protease mechanism using multiscale methods

CA Ramos-Guzmán, JJ Ruiz-Pernía, I Tuñón - ACS catalysis, 2020 - ACS Publications
We present a detailed theoretical analysis of the reaction mechanism of proteolysis
catalyzed by the main protease of SARS-CoV-2. Using multiscale simulation methods, we …

Computational simulations on the binding and reactivity of a nitrile inhibitor of the SARS-CoV-2 main protease

CA Ramos-Guzmán, JJ Ruiz-Pernía… - Chemical …, 2021 - pubs.rsc.org
We present a detailed computational analysis of the binding mode and reactivity of the novel
oral inhibitor PF-07321332 developed against the SARS-CoV-2 3CL protease. Alchemical …

Electric Fields Are a Key Determinant of Carbapenemase Activity in Class A β-Lactamases

H Jabeen, M Beer, J Spencer, MW Van der Kamp… - ACS …, 2024 - ACS Publications
Resistance to antibiotics is a public health crisis. Although carbapenems are less
susceptible to resistance than other β-lactam antibiotics, β-lactamases mediating resistance …

Competing reaction mechanisms of peptide bond formation in water revealed by deep potential molecular dynamics and path sampling

R David, I Tuñón, D Laage - Journal of the American Chemical …, 2024 - ACS Publications
The formation of an amide bond is an essential step in the synthesis of materials and drugs,
and in the assembly of amino acids to form peptides. The mechanism of this reaction has …

Inhibition mechanism of SARS‐CoV‐2 main protease with ketone‐based inhibitors unveiled by multiscale simulations: insights for improved designs

CA Ramos‐Guzmán, JJ Ruiz‐Pernía… - Angewandte Chemie …, 2021 - Wiley Online Library
We present the results of classical and QM/MM simulations for the inhibition of SARS‐CoV‐2
3CL protease by a hydroxymethylketone inhibitor, PF‐00835231. In the noncovalent …

Multiscale simulations of SARS-CoV-2 3CL protease inhibition with aldehyde derivatives. Role of protein and inhibitor conformational changes in the reaction …

CA Ramos-Guzmán, JJ Ruiz-Pernía, I Tuñón - ACS catalysis, 2021 - ACS Publications
We here investigate the mechanism of SARS-CoV-2 3CL protease inhibition by one of the
most promising families of inhibitors, those containing an aldehyde group as a warhead …

Tautomer-specific deacylation and Ω-loop flexibility explain the carbapenem-hydrolyzing broad-spectrum activity of the KPC-2 β-lactamase

CL Tooke, P Hinchliffe, M Beer, K Zinovjev… - Journal of the …, 2023 - ACS Publications
KPC-2 (Klebsiella pneumoniae carbapenemase-2) is a globally disseminated serine-β-
lactamase (SBL) responsible for extensive β-lactam antibiotic resistance in Gram-negative …

Conformational changes and ATP hydrolysis in Zika helicase: the molecular basis of a biomolecular motor unveiled by multiscale simulations

A García-Martínez, K Zinovjev… - Journal of the …, 2023 - ACS Publications
We computationally study the Zika NS3 helicase, a biological motor, using ATP hydrolysis
energy for nucleic acid remodeling. Through molecular mechanics and hybrid quantum …