Correlation in Domain Fluctuations Navigates Target Search of a Viral Peptide along RNA

S Prusty, R Sarkar, A Chakraborty… - The Journal of Physical …, 2021 - ACS Publications
Biological macromolecules often exhibit correlations in fluctuations involving distinct
domains. This study decodes their functional implications in RNA–protein recognition and …

Dynamic ensemble view of the conformational landscape of HIV-1 TAR RNA and allosteric recognition

J Lu, BM Kadakkuzha, L Zhao, M Fan, X Qi, T Xia - Biochemistry, 2011 - ACS Publications
RNA conformational dynamics and the resulting structural heterogeneity play an important
role in RNA functions, eg, recognition. Recognition of HIV-1 TAR RNA has been proposed to …

[HTML][HTML] Role of conformational heterogeneity in ligand recognition by viral RNA molecules

L Levintov, H Vashisth - Physical Chemistry Chemical Physics, 2021 - pubs.rsc.org
Ribonucleic acid (RNA) molecules are known to undergo conformational changes in
response to various environmental stimuli including temperature, pH, and ligands. In …

Exploring the impact of the side-chain length on peptide/RNA binding events

L Sbicca, AL González, A Gresika… - Physical Chemistry …, 2017 - pubs.rsc.org
The impact of the amino-acid side-chain length on peptide–RNA binding events has been
investigated using HIV-1 Tat derived peptides as ligands and the HIV-1 TAR RNA element …

Molecular dynamics simulations identify time scale of conformational changes responsible for conformational selection in molecular recognition of HIV-1 …

F Musiani, G Rossetti, L Capece… - Journal of the …, 2014 - ACS Publications
The HIV-1 Tat protein and several small molecules bind to HIV-1 transactivation responsive
RNA (TAR) by selecting sparsely populated but pre-existing conformations. Thus, a …

A cyclic mimic of HIV Tat differentiates similar TAR RNAs on the basis of distinct dynamic behaviors

J Lu, L Nguyen, L Zhao, T Xia, X Qi - Biochemistry, 2015 - ACS Publications
Efforts toward the development of RNA-based drug leads have been challenging because of
the complexity and dynamic nature of RNA structures as therapeutic targets. The …

[HTML][HTML] RNA dynamics by design: biasing ensembles towards the ligand-bound state

AC Stelzer, JD Kratz, Q Zhang… - … Chemie (International ed …, 2010 - ncbi.nlm.nih.gov
A major goal in structural biology and biophysics is to rationally design biomolecules that
have specific characteristics at the atomic level. There have been significant advances in the …

Exposing hidden high-affinity RNA conformational states

NI Orlovsky, HM Al-Hashimi, TG Oas - Journal of the American …, 2019 - ACS Publications
RNA recognition frequently results in conformational changes that optimize intermolecular
binding. As a consequence, the overall binding affinity of RNA to its binding partners …

Conformational heterogeneity of RNA stem-loop hairpins bound to FUS-RNA recognition motif with disordered RGG tail revealed by unbiased molecular dynamics …

P Pokorná, M Krepl, S Campagne… - The Journal of Physical …, 2022 - ACS Publications
RNA–protein complexes use diverse binding strategies, ranging from structurally well-
defined interfaces to completely disordered regions. Experimental characterization of …

Molecular simulation studies of dynamics and interactions in nucleic acids

L Levintov - 2021 - search.proquest.com
In my thesis work, I conducted molecular simulation studies to explore dynamics and
interactions in nucleic acids. I began my work by applying conventional molecular dynamics …