Article
Harmful R-loops are prevented via different cell cycle-specific mechanisms.
Nature communications - 22 Jul 2021
San Martin-Alonso Marta, Soler-Oliva María E, García-Rubio María, García-Muse Tatiana, Aguilera Andrés
Abstract excerpt
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 THO transcription complex, prevents R-loop formation in G1 and S-phase, whereas the Sen1 DNA-RNA helicase prevents them only in S-phase. Interestingly, damage accumulates asymmetrically downstream of the replication fork in sen1 cells but...
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