[HTML][HTML] Noncanonical DNA structures are drivers of genome evolution

KD Makova, MH Weissensteiner - Trends in Genetics, 2023 - cell.com
In addition to the canonical right-handed double helix, other DNA structures, termed 'non-B
DNA', can form in the genomes across the tree of life. Non-B DNA regulates multiple cellular …

The diverse structural landscape of quadruplexes

HL Lightfoot, T Hagen, NJ Tatum, J Hall - FEBS letters, 2019 - Wiley Online Library
G‐quadruplexes are secondary structures formed in G‐rich sequences in DNA and RNA.
Considerable research over the past three decades has led to in‐depth insight into these …

An extended APOBEC3A mutation signature in cancer

A Langenbucher, D Bowen, R Sakhtemani… - Nature …, 2021 - nature.com
APOBEC mutagenesis, a major driver of cancer evolution, is known for targeting TpC sites in
DNA. Recently, we showed that APOBEC3A (A3A) targets DNA hairpin loops. Here, we …

Structure and function of multimeric G-quadruplexes

S Kolesnikova, EA Curtis - Molecules, 2019 - mdpi.com
G-quadruplexes are noncanonical nucleic acid structures formed from stacked guanine
tetrads. They are frequently used as building blocks and functional elements in fields such …

A Thermophilic Tetramolecular G‐Quadruplex/Hemin DNAzyme

Y Guo, J Chen, M Cheng, D Monchaud… - Angewandte Chemie …, 2017 - Wiley Online Library
The quadruplex‐based DNAzyme system is one of the most useful artificial enzymes or
catalysts; their unique properties make them reliable alternatives to proteins for performing …

Multimerization rules for G-quadruplexes

S Kolesnikova, M Hubálek, L Bednárová… - Nucleic acids …, 2017 - academic.oup.com
G-quadruplexes can multimerize under certain conditions, but the sequence requirements of
such structures are not well understood. In this study, we investigated the ability of all …

Control of the polyamine biosynthesis pathway by G2-quadruplexes

HL Lightfoot, T Hagen, A Cléry, FHT Allain, J Hall - Elife, 2018 - elifesciences.org
G-quadruplexes are naturally-occurring structures found in RNAs and DNAs. Regular RNA
G-quadruplexes are highly stable due to stacked planar arrangements connected by short …

Pushing the limits of nucleic acid function

EA Curtis - Chemistry–A European Journal, 2022 - Wiley Online Library
For many decades it was thought that information storage and information transfer were the
main functions of nucleic acids. However, artificial evolution experiments have shown that …

Pathogenic SNPs Affect Both RNA and DNA G-Quadruplexes' Responses to Ligands

MA Turcotte, JP Perreault - ACS Chemical Biology, 2024 - ACS Publications
Single nucleotide polymorphisms (SNPs) are common genetic variations that are present in
over 1% of the population and can significantly modify the structures of both DNA and RNA …

NMR Screen Reveals the Diverse Structural Landscape of a G‐Quadruplex Library

R Sgallová, M Volek, J Kurfürst, P Srb… - … A European Journal, 2024 - Wiley Online Library
G‐quadruplexes are noncanonical nucleic acid structures formed by stacked guanosine
tetrads. Despite their functional and structural diversity, a single consensus model is typically …