Hybrid quantum mechanical/molecular mechanical methods for studying energy transduction in biomolecular machines

T Kubař, M Elstner, Q Cui - Annual review of biophysics, 2023 - annualreviews.org
Hybrid quantum mechanical/molecular mechanical (QM/MM) methods have become
indispensable tools for the study of biomolecules. In this article, we briefly review the basic …

Scaled charges for ions: An improvement but not the final word for modeling electrolytes in water

S Blazquez, MM Conde, C Vega - The Journal of Chemical Physics, 2023 - pubs.aip.org
In this work, we discuss the use of scaled charges when develo** force fields for NaCl in
water. We shall develop force fields for Na+ and Cl− using the following values for the …

The Madrid-2019 force field for electrolytes in water using TIP4P/2005 and scaled charges: Extension to the ions F−, Br−, I−, Rb+, and Cs+

S Blazquez, MM Conde, JLF Abascal… - The Journal of Chemical …, 2022 - pubs.aip.org
In this work, an extension of the Madrid-2019 force field is presented. We have added the
cations Rb+ and Cs+ and the anions F−, Br−, and I−. These ions were the remaining alkaline …

Initiation of medial calcification: revisiting calcium ion binding to elastin

K Lau, S Sharpe, M Cerruti - The Journal of Physical Chemistry B, 2024 - ACS Publications
Pathological calcification of elastin, a key connective tissue protein in the medial layers of
blood vessels, starts with the binding of calcium ions. This Mini-Review focuses on …

Effective inclusion of electronic polarization improves the description of electrostatic interactions: The prosECCo75 biomolecular force field

R Nencini, C Tempra, D Biriukov… - Journal of Chemical …, 2024 - ACS Publications
prosECCo75 is an optimized force field effectively incorporating electronic polarization via
charge scaling. It aims to enhance the accuracy of nominally nonpolarizable molecular …

Accurate simulations of lipid monolayers require a water model with correct surface tension

C Tempra, OHS Ollila… - Journal of Chemical Theory …, 2022 - ACS Publications
Lipid monolayers provide our lungs and eyes their functionality and serve as proxy systems
in biomembrane research. Therefore, lipid monolayers have been studied intensively …

Accuracy limit of non-polarizable four-point water models: TIP4P/2005 vs OPC. Should water models reproduce the experimental dielectric constant?

LF Sedano, S Blazquez, C Vega - The Journal of Chemical Physics, 2024 - pubs.aip.org
The last generation of four center non-polarizable models of water can be divided into two
groups: those reproducing the dielectric constant of water, as OPC, and those significantly …

Parametrization of trivalent and tetravalent metal ions for the OPC3, OPC, TIP3P-FB, and TIP4P-FB water models

Z Li, LF Song, P Li, KM Merz Jr - Journal of chemical theory and …, 2021 - ACS Publications
Commonly seen in rare-earth chemistry and materials science, highly charged metal ions
play key roles in many chemical processes. Computer simulations have become an …

[HTML][HTML] Hyaluronan-arginine enhanced and dynamic interaction emerges from distinctive molecular signature due to electrostatics and side-chain specificity

M Riopedre-Fernandez, D Biriukov, M Dračínský… - Carbohydrate …, 2024 - Elsevier
Hyaluronan is a natural carbohydrate polymer with a negative charge that fosters gel-like
conditions crucial for its cellular functions and industrial applications. As a recognized ligand …

Multivalent Ion-Mediated Polyelectrolyte Association and Structure

A Glisman, S Mantha, D Yu, EP Wasserman… - …, 2024 - ACS Publications
Polyelectrolytes are commonly used to chelate multivalent ions in aqueous solutions,
playing a critical role in water softening and the prevention of mineralization. At sufficient …