Multiscale simulation of DNA

PD Dans, J Walther, H Gómez, M Orozco - Current opinion in structural …, 2016 - Elsevier
Highlights•We describe the most recent methods to study DNA from electrons to
chromosomes.•Methods were classified as: electronic, atomistic, coarse grained, and …

Nucleosome dynamics: sequence matters

B Eslami-Mossallam, H Schiessel… - Advances in colloid and …, 2016 - Elsevier
About three quarter of all eukaryotic DNA is wrapped around protein cylinders, forming
nucleosomes. Even though the histone proteins that make up the core of nucleosomes are …

μABC: a systematic microsecond molecular dynamics study of tetranucleotide sequence effects in B-DNA

M Pasi, JH Maddocks, D Beveridge… - Nucleic acids …, 2014 - academic.oup.com
We present the results of microsecond molecular dynamics simulations carried out by the
ABC group of laboratories on a set of B-DNA oligomers containing the 136 distinct …

How accurate are accurate force-fields for B-DNA?

PD Dans, I Ivani, A Hospital, G Portella… - Nucleic Acids …, 2017 - academic.oup.com
Last generation of force-fields are raising expectations on the quality of molecular dynamics
(MD) simulations of DNA, as well as to the belief that theoretical models can substitute …

Sequence-dependent persistence lengths of DNA

JS Mitchell, J Glowacki, AE Grandchamp… - Journal of chemical …, 2017 - ACS Publications
A Monte Carlo code applied to the cgDNA coarse-grain rigid-base model of B-form double-
stranded DNA is used to predict a sequence-averaged persistence length of l F= 53.5 nm in …

DNA supercoiling in bacteria: state of play and challenges from a viewpoint of physics based modeling

I Junier, E Ghobadpour, O Espeli… - Frontiers in …, 2023 - frontiersin.org
DNA supercoiling is central to many fundamental processes of living organisms. Its average
level along the chromosome and over time reflects the dynamic equilibrium of opposite …

Deciphering the mechanical properties of B‐DNA duplex

H Dohnalová, F Lankaš - Wiley Interdisciplinary Reviews …, 2022 - Wiley Online Library
Abstract Structure and deformability of the DNA double helix play a key role in protein and
small ligand binding, in genome regulation via looping, or in nanotechnology applications …

Sequence-dependent structural properties of B-DNA: what have we learned in 40 years?

G Da Rosa, L Grille, V Calzada, K Ahmad, JP Arcon… - Biophysical …, 2021 - Springer
The structure of B-DNA, the physiological form of the DNA molecule, has been a central
topic in biology, chemistry and physics. Far from uniform and rigid, the double helix was …

A multi-modal coarse grained model of DNA flexibility mappable to the atomistic level

J Walther, PD Dans, A Balaceanu… - Nucleic acids …, 2020 - academic.oup.com
We present a new coarse grained method for the simulation of duplex DNA. The algorithm
uses a generalized multi-harmonic model that can represent any multi-normal distribution of …

The static and dynamic structural heterogeneities of B-DNA: extending Calladine–Dickerson rules

PD Dans, A Balaceanu, M Pasi, AS Patelli… - Nucleic acids …, 2019 - academic.oup.com
We present a multi-laboratory effort to describe the structural and dynamical properties of
duplex B-DNA under physiological conditions. By processing a large amount of atomistic …