Control of RNA polymerase II promoter-proximal pausing by DNA supercoiling
Andrés Herrero-Ruíz, Pedro Manuel Martínez‐García, J. Terrón-Bautista, Jeffrey Alan Lieberman, Silvia Jimeno-González, Felipe Cortés‐Ledesma
The paper shows that topoisomerase IIa removes negative DNA supercoiling at promoters, repressing transcription by enforcing Pol II pausing, and reveals this as a novel regulatory mechanism for gene expression.
bioRxiv · May 12, 2020 · PreprintMolecular Biology