[HTML][HTML] Best practices for alchemical free energy calculations [article v1. 0]

ASJS Mey, BK Allen, HEB Macdonald… - Living journal of …, 2020 - ncbi.nlm.nih.gov
Alchemical free energy calculations are a useful tool for predicting free energy differences
associated with the transfer of molecules from one environment to another. The hallmark of …

Alchemical binding free energy calculations in AMBER20: Advances and best practices for drug discovery

TS Lee, BK Allen, TJ Giese, Z Guo, P Li… - Journal of Chemical …, 2020 - ACS Publications
Predicting protein–ligand binding affinities and the associated thermodynamics of
biomolecular recognition is a primary objective of structure-based drug design. Alchemical …

Development of a robust indirect approach for MM→ QM free energy calculations that combines force-matched reference potential and Bennett's acceptance ratio …

TJ Giese, DM York - Journal of chemical theory and computation, 2019 - ACS Publications
We use the PBE0/6-31G* density functional method to perform ab initio quantum
mechanical/molecular mechanical (QM/MM) molecular dynamics (MD) simulations under …

Perspective: Reference-Potential Methods for the Study of Thermodynamic Properties in Chemical Processes: Theory, Applications, and Pitfalls

JN Wang, Y Xue, P Li, X Pan, M Wang… - The journal of …, 2023 - ACS Publications
In silico investigations of enzymatic reactions and chemical reactions in condensed phases
often suffer from formidable computational costs due to a large number of degrees of …

Computing converged free energy differences between levels of theory via nonequilibrium work methods: Challenges and opportunities

FL Kearns, PS Hudson, HL Woodcock… - Journal of …, 2017 - Wiley Online Library
We demonstrate that Jarzynski's equation can be used to reliably compute free energy
differences between low and high level representations of systems. The need for such a …

Absolute proton hydration free energy, surface potential of water, and redox potential of the hydrogen electrode from first principles: QM/MM MD free-energy …

TS Hofer, PH Hünenberger - The Journal of chemical physics, 2018 - pubs.aip.org
Absolute proton hydration free energy, surface potential of water, and redox potential of the
hydrogen electrode from first principles: QM/MM MD free-energy simulations of sodium and …

Accurate machine learning force fields via experimental and simulation data fusion

S Röcken, J Zavadlav - npj Computational Materials, 2024 - nature.com
Abstract Machine Learning (ML)-based force fields are attracting ever-increasing interest
due to their capacity to span spatiotemporal scales of classical interatomic potentials at …

Targeted free energy perturbation revisited: Accurate free energies from mapped reference potentials

A Rizzi, P Carloni, M Parrinello - The journal of physical chemistry …, 2021 - ACS Publications
We present an approach that extends the theory of targeted free energy perturbation (TFEP)
to calculate free energy differences and free energy surfaces at an accurate quantum …

Free energies at QM accuracy from force fields via multimap targeted estimation

A Rizzi, P Carloni, M Parrinello - Proceedings of the …, 2023 - National Acad Sciences
Accurate predictions of ligand binding affinities would greatly accelerate the first stages of
drug discovery campaigns. However, using highly accurate interatomic potentials based on …

Accurate and Efficient Multilevel Free Energy Simulations with Neural Network-Assisted Enhanced Sampling

Y Yuan, Q Cui - Journal of Chemical Theory and Computation, 2023 - ACS Publications
Free energy differences (Δ F) are essential to quantitative characterization and
understanding of chemical and biological processes. Their direct estimation with an …