A guanine-flipping and sequestration mechanism for G-quadruplex unwinding by RecQ helicases

How G-quadruplexes (G4s) are resolved by helicases is still a matter of investigation. Here the authors provide mechanistic insight into G4s unwinding by presenting a crystal structure of resolved G4 DNA and the G4 binding domain of RecQ helicase from the bacterium Cronobacter sakazakii.

Bibliographic Details
Main Authors: Andrew F. Voter, Yupeng Qiu, Ramreddy Tippana, Sua Myong, James L. Keck
Format: Article
Language:English
Published: Nature Publishing Group 2018-10-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-018-06751-8

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