Enhanced sampling methods for molecular dynamics simulations

J Hénin, T Lelièvre, MR Shirts, O Valsson… - arXiv preprint arXiv …, 2022 - arxiv.org
Enhanced sampling algorithms have emerged as powerful methods to extend the utility of
molecular dynamics simulations and allow the sampling of larger portions of the …

Using metadynamics to explore complex free-energy landscapes

G Bussi, A Laio - Nature Reviews Physics, 2020 - nature.com
Metadynamics is an atomistic simulation technique that allows, within the same framework,
acceleration of rare events and estimation of the free energy of complex molecular systems …

Molecular dynamics simulations of membrane permeability

RM Venable, A Kramer, RW Pastor - Chemical reviews, 2019 - ACS Publications
This Review illustrates the evaluation of permeability of lipid membranes from molecular
dynamics (MD) simulation primarily using water and oxygen as examples. Membrane …

Rethinking metadynamics: from bias potentials to probability distributions

M Invernizzi, M Parrinello - The journal of physical chemistry …, 2020 - ACS Publications
Metadynamics is an enhanced sampling method of great popularity, based on the on-the-fly
construction of a bias potential that is a function of a selected number of collective variables …

Enhancing important fluctuations: Rare events and metadynamics from a conceptual viewpoint

O Valsson, P Tiwary, M Parrinello - Annual review of physical …, 2016 - annualreviews.org
Atomistic simulations play a central role in many fields of science. However, their usefulness
is often limited by the fact that many systems are characterized by several metastable states …

Exploration vs convergence speed in adaptive-bias enhanced sampling

M Invernizzi, M Parrinello - Journal of Chemical Theory and …, 2022 - ACS Publications
In adaptive-bias enhanced sampling methods, a bias potential is added to the system to
drive transitions between metastable states. The bias potential is a function of a few …

Computational methods for exploring protein conformations

JR Allison - Biochemical Society Transactions, 2020 - portlandpress.com
Proteins are dynamic molecules that can transition between a potentially wide range of
structures comprising their conformational ensemble. The nature of these conformations and …

tICA-Metadynamics for Identifying Slow Dynamics in Membrane Permeation

M Oh, GCA Da Hora, JMJ Swanson - Journal of Chemical Theory …, 2023 - ACS Publications
Molecular simulations are commonly used to understand the mechanism of membrane
permeation of small molecules, particularly for biomedical and pharmaceutical applications …

Determinants of endoplasmic reticulum-to-lipid droplet protein targeting

MJ Olarte, S Kim, ME Sharp, JMJ Swanson… - Developmental cell, 2020 - cell.com
Lipid droplet (LD) formation from the endoplasmic reticulum (ER) is accompanied by the
targeting and accumulation of specific hydrophobic, membrane-embedded proteins on LDs …

Alchemical metadynamics: Adding alchemical variables to metadynamics to enhance sampling in free energy calculations

WT Hsu, V Piomponi, PT Merz, G Bussi… - Journal of Chemical …, 2023 - ACS Publications
Performing alchemical transformations, in which one molecular system is nonphysically
changed to another system, is a popular approach adopted in performing free energy …