G-quadruplexes and their ligands: Biophysical methods to unravel G-quadruplex/ligand interactions

T Santos, GF Salgado, EJ Cabrita, C Cruz - Pharmaceuticals, 2021 - mdpi.com
Progress in the design of G-quadruplex (G4) binding ligands relies on the availability of
approaches that assess the binding mode and nature of the interactions between G4 …

19F NMR as a tool in chemical biology

D Gimenez, A Phelan, CD Murphy… - Beilstein journal of …, 2021 - beilstein-journals.org
We previously reviewed the use of 19 F NMR in the broad field of chemical biology [Cobb,
SL; Murphy, CD J. Fluorine Chem. 2009, 130, 132–140] and present here a summary of the …

19F Nuclear Magnetic Resonance Fingerprinting Technique for Identifying and Quantifying G-Quadruplex Topology in Human Telomeric Overhangs

C Wang, G Xu, X Liu, L Jiang, X Zhou… - Journal of the American …, 2024 - ACS Publications
G-quadruplexes (G4s) are noncanonical nucleic acid secondary structures with diverse
topological features and biological roles. Human telomeric (Htelo) overhangs consisting of …

Telomeric DNA–RNA-hybrid G-quadruplex exists in environmental conditions of HeLa cells

HL Bao, Y Xu - Chemical Communications, 2020 - pubs.rsc.org
In the present study, we employed a 19F NMR approach to study the association of telomere
RNA and DNA in vitro and in living human cells. We successfully characterized the DNA …

Oligonucleotides DNA containing 8-trifluoromethyl-2′-deoxyguanosine for observing Z-DNA structure

HL Bao, T Masuzawa, T Oyoshi, Y Xu - Nucleic Acids Research, 2020 - academic.oup.com
Z-DNA is known to be a left-handed alternative form of DNA and has important biological
roles as well as being related to cancer and other genetic diseases. It is therefore important …

Towards profiling of the G-quadruplex targeting drugs in the living human cells using NMR spectroscopy

D Krafčík, E Ištvánková, Š Džatko, P Víšková… - International Journal of …, 2021 - mdpi.com
Recently, the 1H-detected in-cell NMR spectroscopy has emerged as a unique tool allowing
the characterization of interactions between nucleic acid-based targets and drug-like …

[HTML][HTML] Guide for phenotype-specific profiling of DNA G-quadruplex-regulated genes

Z Zhao, J Wang, H Yu, X Wang - STAR protocols, 2024 - Elsevier
Summary DNA G-quadruplex (G4) is a non-canonical four-stranded secondary structure that
has been shown to play a role in epigenetic modulation of gene expression. Here, we …