Transcription-mediated replication hindrance: a major driver of genome instability

B Gómez-González, A Aguilera - Genes & development, 2019 - genesdev.cshlp.org
Genome replication involves dealing with obstacles that can result from DNA damage but
also from chromatin alterations, topological stress, tightly bound proteins or non-B DNA …

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 …

RNA biogenesis and RNA metabolism factors as R-loop suppressors: a hidden role in genome integrity

R Luna, B Gómez-González… - Genes & Development, 2024 - genesdev.cshlp.org
Genome integrity relies on the accuracy of DNA metabolism, but as appreciated for more
than four decades, transcription enhances mutation and recombination frequencies. More …

Harmful R-loops are prevented via different cell cycle-specific mechanisms

M San Martin-Alonso, ME Soler-Oliva… - Nature …, 2021 - nature.com
Identifying how R-loops are generated is crucial to know how transcription compromises
genome integrity. We show by genome-wide analysis of conditional yeast mutants that the …

UAP56/DDX39B is a major cotranscriptional RNA–DNA helicase that unwinds harmful R loops genome-wide

C Pérez-Calero, A Bayona-Feliu, X Xue… - Genes & …, 2020 - genesdev.cshlp.org
Nonscheduled R loops represent a major source of DNA damage and replication stress.
Cells have different ways to prevent R-loop accumulation. One mechanism relies on the …

USP11 controls R-loops by regulating senataxin proteostasis

M Jurga, AA Abugable, ASH Goldman… - Nature …, 2021 - nature.com
R-loops are by-products of transcription that must be tightly regulated to maintain genomic
stability and gene expression. Here, we describe a mechanism for the regulation of the R …

[HTML][HTML] Sen1 is recruited to replication forks via Ctf4 and Mrc1 and promotes genome stability

R Appanah, EC Lones, U Aiello, D Libri, G De Piccoli - Cell reports, 2020 - cell.com
DNA replication and RNA transcription compete for the same substrate during S phase.
Cells have evolved several mechanisms to minimize such conflicts. Here, we identify the …

R-loop and diseases: the cell cycle matters

Y Xu, Y Jiao, C Liu, R Miao, C Liu, Y Wang, C Ma… - Molecular Cancer, 2024 - Springer
The cell cycle is a crucial biological process that is involved in cell growth, development, and
reproduction. It can be divided into G1, S, G2, and M phases, and each period is closely …

Writing a wrong: coupled RNA polymerase II transcription and RNA quality control

SA Peck, KD Hughes, JF Victorino… - Wiley Interdisciplinary …, 2019 - Wiley Online Library
Processing and maturation of precursor RNA species is coupled to RNA polymerase II
transcription. Co‐transcriptional RNA processing helps to ensure efficient and proper …

The THO complex as a paradigm for the prevention of cotranscriptional R-loops

R Luna, AG Rondón, C Pérez-Calero… - Cold Spring Harbor …, 2019 - symposium.cshlp.org
Different proteins associate with the nascent RNA and the RNA polymerase (RNAP) to
catalyze the transcription cycle and RNA export. If these processes are not properly …