Nature Communications (May 2022)

MRNIP condensates promote DNA double-strand break sensing and end resection

  • Yun-Long Wang,
  • Wan-Wen Zhao,
  • Shao-Mei Bai,
  • Li-Li Feng,
  • Shu-Ying Bie,
  • Li Gong,
  • Fang Wang,
  • Ming-Biao Wei,
  • Wei-Xing Feng,
  • Xiao-Lin Pang,
  • Cao-Litao Qin,
  • Xin-Ke Yin,
  • Ying-Nai Wang,
  • Weihua Zhou,
  • Daniel R. Wahl,
  • Quentin Liu,
  • Ming Chen,
  • Mien-Chie Hung,
  • Xiang-Bo Wan

DOI
https://doi.org/10.1038/s41467-022-30303-w
Journal volume & issue
Vol. 13, no. 1
pp. 1 – 16

Abstract

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The MRN complex is a critical sensor and processor of DNA double-strand breaks (DSBs). Here, the authors show that MRNIP forms liquid-like condensates to accelerate the MRN-mediated sensing and end resection of DSB, thereby promoting DSB repair.