DNA damage triggers SAF-A and RNA biogenesis factors exclusion from chromatin coupled to R-loops removal

S Britton, E Dernoncourt, C Delteil… - Nucleic acids …, 2014 - academic.oup.com
We previously identified the heterogeneous ribonucleoprotein SAF-A/hnRNP U as a
substrate for DNA-PK, a protein kinase involved in DNA damage response (DDR). Using …

DEAD Box 1 facilitates removal of RNA and homologous recombination at DNA double-strand breaks

L Li, DR Germain, HY Poon… - … and cellular biology, 2016 - Taylor & Francis
Although RNA and RNA-binding proteins have been linked to double-strand breaks (DSBs),
little is known regarding their roles in the cellular response to DSBs and, if any, in the repair …

[HTML][HTML] Developing novel G-quadruplex ligands: From interaction with nucleic acids to interfering with nucleic acid–protein interaction

ZY Sun, XN Wang, SQ Cheng, XX Su, TM Ou - Molecules, 2019 - mdpi.com
G-quadruplex is a special secondary structure of nucleic acids in guanine-rich sequences of
genome. G-quadruplexes have been proved to be involved in the regulation of replication …

Mechanisms of animal diapause: recent developments from nematodes, crustaceans, insects, and fish

SC Hand, DL Denlinger… - American Journal of …, 2016 - journals.physiology.org
Life cycle delays are beneficial for opportunistic species encountering suboptimal
environments. Many animals display a programmed arrest of development (diapause) at …

[HTML][HTML] PIF1 family DNA helicases suppress R-loop mediated genome instability at tRNA genes

PLT Tran, TJ Pohl, CF Chen, A Chan, S Pott… - Nature …, 2017 - nature.com
Saccharomyces cerevisiae encodes two Pif1 family DNA helicases, Pif1 and Rrm3. Rrm3
promotes DNA replication past stable protein complexes at tRNA genes (tDNAs). We identify …

Translocation and deletion breakpoints in cancer genomes are associated with potential non-B DNA-forming sequences

A Bacolla, JA Tainer, KM Vasquez… - Nucleic acids …, 2016 - academic.oup.com
Gross chromosomal rearrangements (including translocations, deletions, insertions and
duplications) are a hallmark of cancer genomes and often create oncogenic fusion genes …

DDX17 helicase promotes resolution of R-loop-mediated transcription–replication conflicts in human cells

B Boleslavska, A Oravetzova, K Shukla… - Nucleic acids …, 2022 - academic.oup.com
R-loops are three-stranded nucleic acid structures composed of an RNA: DNA hybrid and
displaced DNA strand. These structures can halt DNA replication when formed co …

The Yin and Yang of R-loop biology

L Costantino, D Koshland - Current opinion in cell biology, 2015 - Elsevier
RNA performs diverse functions in cells, directing translation, modulating transcription and
catalyzing enzymatic reactions. Remarkably RNA can also anneal to its genomic template …

[HTML][HTML] R-loops enhance polycomb repression at a subset of developmental regulator genes

K Skourti-Stathaki, ET Triglia, M Warburton, P Voigt… - Molecular cell, 2019 - cell.com
R-loops are three-stranded nucleic acid structures that form during transcription, especially
over unmethylated CpG-rich promoters of active genes. In mouse embryonic stem cells …

RTEL1 suppresses G-quadruplex-associated R-loops at difficult-to-replicate loci in the human genome

W Wu, R Bhowmick, I Vogel, Ö Özer… - Nature structural & …, 2020 - nature.com
Oncogene activation during tumorigenesis generates DNA replication stress, a known driver
of genome rearrangements. In response to replication stress, certain loci, such as common …