Long-timescale dynamics of the Drew–Dickerson dodecamer

…, F Battistini, JL Gelpí, R Lavery, M Orozco - Nucleic Acids …, 2016 - academic.oup.com
We present a systematic study of the long-timescale dynamics of the Drew–Dickerson
dodecamer (DDD: d(CGCGAATTGCGC) 2 ) a prototypical B-DNA duplex. Using our newly …

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 …

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

…, A Hospital, G Bayarri, M Orozco - Nucleic acids …, 2020 - academic.oup.com
… In principle, if there are m states for each inter base pair distribution, we should expect m 6
states at the bps level (ie for bimodality m = 2 we could expect 64 different stiffness matrices …

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

…, JH Maddocks, A Noy, M Orozco, M Pasi… - 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 …

Modulation of the helical properties of DNA: next-to-nearest neighbour effects and beyond

…, J Walther, A Hospital, PD Dans, M Orozco - Nucleic acids …, 2019 - academic.oup.com
We used extensive molecular dynamics simulations to study the structural and dynamic
properties of the central d(TpA) step in the highly polymorphic d(CpTpApG) tetranucleotide. …

How B-DNA dynamics decipher sequence-selective protein recognition

…, D Gallego, PD Dans, JL Gelpí, M Orozco - Journal of molecular …, 2019 - Elsevier
The rules governing sequence-specific DNA–protein recognition are under a long-standing
debate regarding the prevalence of base versus shape readout mechanisms to explain …

Modeling, simulations, and bioinformatics at the service of RNA structure

…, D Gallego, A Balaceanu, L Darré, H Gómez, M Orozco - Chem, 2019 - cell.com
Although chemically close to DNA, RNA can adopt a wide range of structures from regular
helices to complex globular conformations, showing a complexity similar to that of proteins. …

Molecular basis of Arginine and Lysine DNA sequence-dependent thermo-stability modulation

…, F Battistini, M Terrazas, M Orozco - Plos Computational …, 2022 - journals.plos.org
We have used a variety of theoretical and experimental techniques to study the role of four
basic amino acids–Arginine, Lysine, Ornithine and L-2,4-Diaminobutyric acid–on the structure…

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 properties of the RNA duplex

…, A Sala, A Hospital, M Orozco - Journal of Chemical …, 2023 - ACS Publications
Sequence-dependent properties of the DNA duplex have been accurately described using
extensive molecular dynamics simulations. The RNA duplex meanwhile─which is typically …