Nature Communications (May 2019)

The mechanism of DNA unwinding by the eukaryotic replicative helicase

  • Daniel R. Burnham,
  • Hazal B. Kose,
  • Rebecca B. Hoyle,
  • Hasan Yardimci

DOI
https://doi.org/10.1038/s41467-019-09896-2
Journal volume & issue
Vol. 10, no. 1
pp. 1 – 14

Abstract

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How the eukaryotic helicase unzips DNA during replication is not well understood. By measuring the real-time motion of purified CMG unwinding DNA with magnetic tweezers, the authors reveal the dynamics where isolated CMG unwinds via a biased random walk with proclivity to pause.