Nature Communications (Jul 2019)

SPRTN protease and checkpoint kinase 1 cross-activation loop safeguards DNA replication

  • Swagata Halder,
  • Ignacio Torrecilla,
  • Martin D. Burkhalter,
  • Marta Popović,
  • John Fielden,
  • Bruno Vaz,
  • Judith Oehler,
  • Domenic Pilger,
  • Davor Lessel,
  • Katherine Wiseman,
  • Abhay Narayan Singh,
  • Iolanda Vendrell,
  • Roman Fischer,
  • Melanie Philipp,
  • Kristijan Ramadan

DOI
https://doi.org/10.1038/s41467-019-11095-y
Journal volume & issue
Vol. 10, no. 1
pp. 1 – 18

Abstract

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Cells deficient in SPRTN protease activity exhibit severe DNA-protein crosslink induced replication stress and genome instability. Here the author reveal a functional link between the SPRTN protease and the CHK1 kinase during physiological DNA replication.