Practical aspects of free-energy calculations: a review

N Hansen, WF Van Gunsteren - Journal of chemical theory and …, 2014 - ACS Publications
Free-energy calculations in the framework of classical molecular dynamics simulations are
nowadays used in a wide range of research areas including solvation thermodynamics …

[HTML][HTML] A suite of tutorials for the WESTPA rare-events sampling software [Article v1. 0]

AT Bogetti, B Mostofian, A Dickson… - Living journal of …, 2019 - ncbi.nlm.nih.gov
The weighted ensemble (WE) strategy has been demonstrated to be highly efficient in
generating pathways and rate constants for rare events such as protein folding and protein …

Lessons learned from comparing molecular dynamics engines on the SAMPL5 dataset

MR Shirts, C Klein, JM Swails, J Yin, MK Gilson… - Journal of computer …, 2017 - Springer
We describe our efforts to prepare common starting structures and models for the SAMPL5
blind prediction challenge. We generated the starting input files and single configuration …

Molecular simulation of water and hydration effects in different environments: Challenges and developments for DFTB based models

P Goyal, HJ Qian, S Irle, X Lu, D Roston… - The Journal of …, 2014 - ACS Publications
We discuss the description of water and hydration effects that employs an approximate
density functional theory, DFTB3, in either a full QM or QM/MM framework. The goal is to …

[HTML][HTML] “Dividing and conquering” and “caching” in molecular modeling

X Cao, P Tian - International Journal of Molecular Sciences, 2021 - mdpi.com
Molecular modeling is widely utilized in subjects including but not limited to physics,
chemistry, biology, materials science and engineering. Impressive progress has been made …

Eigenvector method for umbrella sampling enables error analysis

EH Thiede, B Van Koten, J Weare… - The Journal of chemical …, 2016 - pubs.aip.org
Umbrella sampling efficiently yields equilibrium averages that depend on exploring rare
states of a model by biasing simulations to windows of coordinate values and then …

Interactions of water and alkanes: Modifying additive force fields to account for polarization effects

A Krämer, FC Pickard IV, J Huang… - Journal of chemical …, 2019 - ACS Publications
Atomistic biomolecular simulations predominantly utilize additive force fields (FF), where the
electrostatic potential is modeled by fixed point charges. Among other consequences, the …

Leveraging uncertainty estimates and derivative information in Gaussian process regression for efficient collection and use of molecular simulation data

JI Monroe, WP Krekelberg, A McDannald… - The Journal of Chemical …, 2023 - pubs.aip.org
We introduce Gaussian Process Regression (GPR) as an enhanced method of
thermodynamic extrapolation and interpolation. The heteroscedastic GPR models that we …

Rapid computation of thermodynamic properties over multidimensional nonbonded parameter spaces using adaptive multistate reweighting

LN Naden, MR Shirts - Journal of Chemical Theory and …, 2016 - ACS Publications
We show how thermodynamic properties of molecular models can be computed over a
large, multidimensional parameter space by combining multistate reweighting analysis with …

Predicting hydrophobic solvation by molecular simulation: 2. New united‐atom model for alkanes, alkenes, and alkynes

M Jorge - Journal of Computational Chemistry, 2017 - Wiley Online Library
Existing united‐atom models for non‐polar hydrocarbons lead to systematic deviations in
predicted solvation free energies in hydrophobic solvents. In this article, an improved set of …