RNA structural dynamics as captured by molecular simulations: a comprehensive overview

J Sponer, G Bussi, M Krepl, P Banáš, S Bottaro… - Chemical …, 2018 - ACS Publications
With both catalytic and genetic functions, ribonucleic acid (RNA) is perhaps the most
pluripotent chemical species in molecular biology, and its functions are intimately linked to …

Characterizing micro-to-millisecond chemical exchange in nucleic acids using off-resonance R1ρ relaxation dispersion

A Rangadurai, ES Szymaski, IJ Kimsey, H Shi… - Progress in nuclear …, 2019 - Elsevier
This review describes off-resonance R 1ρ relaxation dispersion NMR methods for
characterizing microsecond-to-millisecond chemical exchange in uniformly 13 C/15 N …

Conformational plasticity of parallel G-quadruplex─ implications on duplex–Quadruplex motifs

RKR Sannapureddi, MK Mohanty… - Journal of the …, 2023 - ACS Publications
DNA G-quadruplexes are essential motifs in molecular biology performing a wide range of
functions enabled by their unique and diverse structures. In this study, we focus on the …

m1A and m1G disrupt A-RNA structure through the intrinsic instability of Hoogsteen base pairs

H Zhou, IJ Kimsey, EN Nikolova… - Nature structural & …, 2016 - nature.com
The B-DNA double helix can dynamically accommodate GC and AT base pairs in either
Watson–Crick or Hoogsteen configurations. Here, we show that G-C+ (in which+ indicates …

Kinetic resolution of the atomic 3D structures formed by ground and excited conformational states in an RNA dynamic ensemble

R Roy, A Geng, H Shi, DK Merriman… - Journal of the …, 2023 - ACS Publications
Knowing the 3D structures formed by the various conformations populating the RNA free-
energy landscape, their relative abundance, and kinetic interconversion rates is required to …

Rapid and accurate determination of atomistic RNA dynamic ensemble models using NMR and structure prediction

H Shi, A Rangadurai, H Abou Assi, R Roy… - Nature …, 2020 - nature.com
Biomolecules form dynamic ensembles of many inter-converting conformations which are
key for understanding how they fold and function. However, determining ensembles is …

High-performance virtual screening by targeting a high-resolution RNA dynamic ensemble

LR Ganser, J Lee, A Rangadurai… - Nature structural & …, 2018 - nature.com
Dynamic ensembles hold great promise in advancing RNA-targeted drug discovery. Here
we subjected the transactivation response element (TAR) RNA from human …

Integrating NMR and simulations reveals motions in the UUCG tetraloop

S Bottaro, PJ Nichols, B Vögeli, M Parrinello… - Nucleic acids …, 2020 - academic.oup.com
We provide an atomic-level description of the structure and dynamics of the UUCG RNA
stem–loop by combining molecular dynamics simulations with experimental data. The …

Sequence-dependent RNA helix conformational preferences predictably impact tertiary structure formation

JD Yesselman, SK Denny, N Bisaria… - Proceedings of the …, 2019 - National Acad Sciences
Structured RNAs and RNA complexes underlie biological processes ranging from control of
gene expression to protein translation. Approximately 50% of nucleotides within known …

Demonstration that small molecules can bind and stabilize low-abundance short-lived RNA excited conformational states

LR Ganser, ML Kelly, NN Patwardhan… - Journal of molecular …, 2020 - Elsevier
Many promising RNA drug targets have functions that require the formation of RNA-protein
complexes, but inhibiting RNA-protein interactions can prove difficult using small molecules …