Progress in Ab Initio QM/MM Free-Energy Simulations of Electrostatic Energies in Proteins: Accelerated QM/MM Studies of pKa, Redox Reactions and Solvation …

SCL Kamerlin, M Haranczyk… - The journal of physical …, 2009 - ACS Publications
Hybrid quantum mechanical/molecular mechanical (QM/MM) approaches have been used
to provide a general scheme for chemical reactions in proteins. However, such approaches …

Advances in biomolecular simulations: methodology and recent applications

J Norberg, L Nilsson - Quarterly Reviews of Biophysics, 2003 - cambridge.org
1. Introduction 2582. Set-up of MD simulations 2602.1 Constant-pressure dynamics 2602.2
Grand-canonical dynamics 2612.3 Boundary conditions 2613. Force fields 2623.1 Proteins …

DL_POLY: Application to molecular simulation

W Smith, CW Yong, PM Rodger - Molecular Simulation, 2002 - Taylor & Francis
DL_POLY is a general-purpose molecular dynamics simulation package, which was
developed by Daresbury Laboratory in the mid-1990s for the molecular simulation …

Towards accurate ab initio QM/MM calculations of free-energy profiles of enzymatic reactions

E Rosta, M Klähn, A Warshel - The Journal of Physical Chemistry …, 2006 - ACS Publications
Reliable studies of enzymatic reactions by combined quantum mechanical/molecular
mechanics (QM/MM) approaches, with an ab initio description of the quantum region …

Accurate QM/MM Free Energy Calculations of Enzyme Reactions:  Methylation by Catechol O-Methyltransferase

TH Rod, U Ryde - Journal of Chemical Theory and Computation, 2005 - ACS Publications
We recently described a method to compute accurate quantum mechanical free energies
[Rod, TH; Ryde, U. Phys. Rev. Lett. 2005, 94, 138302]. The method, which we term quantum …

The EVB as a quantitative tool for formulating simulations and analyzing biological and chemical reactions

SCL Kamerlin, A Warshel - Faraday discussions, 2010 - pubs.rsc.org
Recent years have seen dramatic improvements in computer power, allowing ever more
challenging problems to be approached. In light of this, it is imperative to have a quantitative …

A simple QM/MM approach for capturing polarization effects in protein− ligand binding free energy calculations

FR Beierlein, J Michel, JW Essex - The Journal of Physical …, 2011 - ACS Publications
We present a molecular simulation protocol to compute free energies of binding, which
combines a QM/MM correction term with rigorous classical free energy techniques, thereby …

Neural network models of potential energy surfaces: Prototypical examples

JB Witkoskie, DJ Doren - Journal of chemical theory and …, 2005 - ACS Publications
Neural networks can be used generate potential energy hypersurfaces by fitting to a data set
of energies at discrete geometries, as might be obtained from ab initio calculations. Prior …

Polarization and charge transfer in the hydration of chloride ions

Z Zhao, DM Rogers, TL Beck - The Journal of chemical physics, 2010 - pubs.aip.org
A theoretical study of the structural and electronic properties of the chloride ion and water
molecules in the first hydration shell is presented. The calculations are performed on an …

A comparison of methods for computing relative anhydrous–hydrate stability with molecular simulation

EC Dybeck, A Thiel, MJ Schnieders… - Crystal growth & …, 2022 - ACS Publications
The transformation of a pharmaceutical solid from an anhydrous crystal into a hydrated form
during drug development represents a risk to a product's safety and efficacy due to the …