[HTML][HTML] R loops: from physiological to pathological roles

T García-Muse, A Aguilera - Cell, 2019 - cell.com
DNA-RNA hybrids play a physiological role in cellular processes, but often, they represent
non-scheduled co-transcriptional structures with a negative impact on transcription …

Replication stress and cancer

H Gaillard, T García-Muse, A Aguilera - Nature Reviews Cancer, 2015 - nature.com
Genome instability is a hallmark of cancer, and DNA replication is the most vulnerable
cellular process that can lead to it. Any condition leading to high levels of DNA damage will …

The NORAD lncRNA assembles a topoisomerase complex critical for genome stability

M Munschauer, CT Nguyen, K Sirokman, CR Hartigan… - Nature, 2018 - nature.com
The human genome contains thousands of long non-coding RNAs, but specific biological
functions and biochemical mechanisms have been discovered for only about a dozen,,,,–. A …

The SWI/SNF chromatin remodeling complex helps resolve R-loop-mediated transcription–replication conflicts

A Bayona-Feliu, S Barroso, S Muñoz, A Aguilera - Nature genetics, 2021 - nature.com
ATP-dependent chromatin remodelers are commonly mutated in human cancer. Mammalian
SWI/SNF complexes comprise three conserved multisubunit chromatin remodelers (cBAF …

R loops: new modulators of genome dynamics and function

JM Santos-Pereira, A Aguilera - Nature Reviews Genetics, 2015 - nature.com
R loops are nucleic acid structures composed of an RNA–DNA hybrid and a displaced
single-stranded DNA. Recently, evidence has emerged that R loops occur more often in the …

A double-edged sword: R loops as threats to genome integrity and powerful regulators of gene expression

K Skourti-Stathaki, NJ Proudfoot - Genes & development, 2014 - genesdev.cshlp.org
R loops are three-stranded nucleic acid structures that comprise nascent RNA hybridized
with the DNA template, leaving the nontemplate DNA single-stranded. R loops form naturally …

R-loop proximity proteomics identifies a role of DDX41 in transcription-associated genomic instability

T Mosler, F Conte, GMC Longo, I Mikicic… - Nature …, 2021 - nature.com
Transcription poses a threat to genomic stability through the formation of R-loops that can
obstruct progression of replication forks. R-loops are three-stranded nucleic acid structures …

BRCA2 prevents R-loop accumulation and associates with TREX-2 mRNA export factor PCID2

V Bhatia, SI Barroso, ML García-Rubio, E Tumini… - Nature, 2014 - nature.com
Genome instability is central to ageing, cancer and other diseases. It is not only proteins
involved in DNA replication or the DNA damage response (DDR) that are important for …

R-loop formation is a distinctive characteristic of unmethylated human CpG island promoters

PA Ginno, PL Lott, HC Christensen, I Korf, F Chédin - Molecular cell, 2012 - cell.com
CpG islands (CGIs) function as promoters for approximately 60% of human genes. Most of
these elements remain protected from CpG methylation, a prevalent epigenetic modification …

The clothes make the mRNA: past and present trends in mRNP fashion

G Singh, G Pratt, GW Yeo… - Annual review of …, 2015 - annualreviews.org
Throughout their lifetimes, messenger RNAs (mRNAs) associate with proteins to form
ribonucleoproteins (mRNPs). Since the discovery of the first mRNP component more than 40 …