Electrostatic potentials and free energies of solvation of polar and charged molecules

G Hummer, LR Pratt, AE García… - The Journal of …, 1997 - ACS Publications
Theories of solvation free energies often involve electrostatic potentials at the position of a
solute charge. Simulation calculations that apply cutoffs and periodic boundary conditions …

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G Hummer, LR Pratt, AE García, S Garde… - The Journal of …, 1998 - ACS Publications
Calculation of single-ion free energies of solvation1 requires careful treatment of
electrostatic interactions. In computer simulations of ion solvation, only a finite number of …

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HS Ashbaugh, S Sakane, RH Wood - The Journal of Physical …, 1998 - ACS Publications
The finite limitations of computer simulations require introduction of approximations, such as
periodic boundary conditions, that mimic infinite systems. Proper evaluation of long-range …

Accurate calculation of hydration free energies using macroscopic solvent models

D Sitkoff, KA Sharp, B Honig - The Journal of Physical Chemistry, 1994 - ACS Publications
A reliable theoreticaltreatment of chemical processes which occur in aqueous solution
requires accurate methods for calcu-lating solvation free energies. A number of theoretical …

Free energies of solvation with surface, volume, and local electrostatic effects and atomic surface tensions to represent the first solvation shell

J Liu, CP Kelly, AC Goren, AV Marenich… - Journal of chemical …, 2010 - ACS Publications
Building on the SVPE (surface and volume polarization for electrostatics) model for
electrostatic contributions to the free energy of solvation with explicit consideration of both …

Restoring charge asymmetry in continuum electrostatics calculations of hydration free energies

EO Purisima, T Sulea - The Journal of Physical Chemistry B, 2009 - ACS Publications
Implicit solvation models are symmetric with respect to charge inversion. On the other hand,
explicit solvent simulations show significant asymmetry in hydration free energies with …

The surface constraint all atom model provides size independent results in calculations of hydration free energies

YY Sham, A Warshel - The Journal of chemical physics, 1998 - pubs.aip.org
Consistent approaches for calculations of solvation free energies should provide results
which are independent of the size of the simulation region. Simulations that use periodic …

Parametrized model for aqueous free energies of solvation using geometry-dependent atomic surface tensions with implicit electrostatics

GD Hawkins, CJ Cramer… - The Journal of Physical …, 1997 - ACS Publications
We present a new model for predicting aqueous free energies of solvation based entirely on
geometry-dependent atomic surface tensions. The model is especially suited for rapid …

Analysis of coupling schemes in free energy simulations: A unified description of nonbonded contributions to solvation free energies

A Dejaegere, M Karplus - The Journal of Physical Chemistry, 1996 - ACS Publications
The solvation free energies evaluated from molecular simulations with explicit solvent
models and integral equation methods are compared to the results obtained from …

Perspective on foundations of solvation modeling: The electrostatic contribution to the free energy of solvation

AV Marenich, CJ Cramer… - Journal of Chemical Theory …, 2008 - ACS Publications
Solvation effects are essential components of all liquid-state chemistry, and it is impossible
to understand liquid-phase organic, biological, or inorganic chemistry without including …