Requirements for MRN endonuclease processing of topoisomerase II-mediated DNA damage in mammalian cells

During a normal topoisomerase II (TOP2) reaction, the enzyme forms a covalent enzyme DNA intermediate consisting of a 5′ phosphotyrosyl linkage between the enzyme and DNA. While the enzyme typically rejoins the transient breakage after strand passage, a variety of conditions including drugs targetin...

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Bibliographic Details
Main Authors: Yilun Sun, Eroica Soans, Margarita Mishina, Elena Petricci, Yves Pommier, Karin C. Nitiss, John L. Nitiss
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-09-01
Series:Frontiers in Molecular Biosciences
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fmolb.2022.1007064/full