RNA Polymerase II is a Polar Roadblock to a Progressing DNA Fork
Taryn M. Kay, James T. Inman, Lucyna Lubkowska, Tung T. Le, Jin Qian, Porter M. Hall, Sahil Batra, Dirk Remus, Dong Wang, Mikhail Kashlev, Michelle Dong Wang
This study investigates the polarity of RNA Polymerase II as a roadblock to DNA replication forks, showing that head-on collisions lead to stable binding and R-loop formation, with TFIIS facilitating hybrid removal.
Nature Communications · Sep 29, 2025Peer-reviewedBiophysics