G-quadruplexes and their regulatory roles in biology

D Rhodes, HJ Lipps - Nucleic acids research, 2015 - academic.oup.com
Abstract 'If G-quadruplexes form so readily in vitro, Nature will have found a way of using
them in vivo'(Statement by Aaron Klug over 30 years ago). During the last decade, four …

G-quadruplexes and G-quadruplex ligands: targets and tools in antiviral therapy

E Ruggiero, SN Richter - Nucleic acids research, 2018 - academic.oup.com
Abstract G-quadruplexes (G4s) are non-canonical nucleic acids secondary structures that
form within guanine-rich strands of regulatory genomic regions. G4s have been extensively …

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 …

Crystal structure of parallel quadruplexes from human telomeric DNA

GN Parkinson, MPH Lee, S Neidle - Nature, 2002 - nature.com
Telomeric ends of chromosomes, which comprise noncoding repeat sequences of guanine-
rich DNA, are fundamental in protecting the cell from recombination and degradation 1 …

Type I Photosensitizer Targeting G‐Quadruplex RNA Elicits Augmented Immunity for Cancer Ablation

W Chen, Y Zhang, HB Yi, F Wang, X Chu… - Angewandte …, 2023 - Wiley Online Library
Type I photodynamic therapy (PDT) represents a promising treatment modality for tumors
with intrinsic hypoxia. However, type I photosensitizers (PSs), especially ones with near …

Mass spectrometry of nucleic acid noncovalent complexes

E Largy, A Konig, A Ghosh, D Ghosh… - Chemical …, 2021 - ACS Publications
Nucleic acids have been among the first targets for antitumor drugs and antibiotics. With the
unveiling of new biological roles in regulation of gene expression, specific DNA and RNA …

G‐quartets 40 years later: from 5′‐GMP to molecular biology and supramolecular chemistry

JT Davis - Angewandte Chemie International Edition, 2004 - Wiley Online Library
Molecular self‐assembly is central to many processes in both biology and supramolecular
chemistry. The G‐quartet, a hydrogen‐bonded macrocycle formed by cation‐templated …

Recent Update on Targeting c-MYC G-Quadruplexes by Small Molecules for Anticancer Therapeutics

R Chaudhuri, S Bhattacharya, J Dash… - Journal of Medicinal …, 2020 - ACS Publications
Guanine-rich DNA sequences have the propensity to adopt four-stranded tetrahelical G-
quadruplex (G4) structures that are overrepresented in gene promoters. The structural …

Highly prevalent putative quadruplex sequence motifs in human DNA

AK Todd, M Johnston, S Neidle - Nucleic acids research, 2005 - academic.oup.com
We report here the results of a systematic search for the existence and prevalence of
potential intramolecular G-quadruplex forming sequences in the human genome. We have …

Intracellular Self‐Assembly Driven Nucleus‐Targeted Photo‐Immune Stimulator with Chromatin Decompaction Function for Robust Innate and Adaptive Antitumor …

X Zhao, K Zhang, Y Wang, W Jiang… - Advanced Functional …, 2022 - Wiley Online Library
Efficient nuclear DNA damage and release is highly recommended to improve the
photodynamic immunotherapy by eliciting innate immune response yet remains challenging …