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Genes (Basel). 2017 Apr 25;8(5). doi: 10.3390/genes8050128.

Deoxynucleoside Salvage in Fission Yeast Allows Rescue of Ribonucleotide Reductase Deficiency but Not Spd1-Mediated Inhibition of Replication.

Genes

Oliver Fleck, Ulrik Fahnøe, Katrine Vyff Løvschal, Marie-Fabrice Uwamahoro Gasasira, Irina N Marinova, Birthe B Kragelund, Antony M Carr, Edgar Hartsuiker, Christian Holmberg, Olaf Nielsen

Affiliations

  1. Cell Cycle and Genome Stability Group, Department of Biology, University of Copenhagen, DK-2200 Copenhagen, Denmark. [email protected].
  2. North West Cancer Research Institute, Bangor University, Bangor, Gwynedd LL57 2UW, UK. [email protected].
  3. Cell Cycle and Genome Stability Group, Department of Biology, University of Copenhagen, DK-2200 Copenhagen, Denmark. [email protected].
  4. Cell Cycle and Genome Stability Group, Department of Biology, University of Copenhagen, DK-2200 Copenhagen, Denmark. [email protected].
  5. North West Cancer Research Institute, Bangor University, Bangor, Gwynedd LL57 2UW, UK. [email protected].
  6. Cell Cycle and Genome Stability Group, Department of Biology, University of Copenhagen, DK-2200 Copenhagen, Denmark. [email protected].
  7. Structural Biology and NMR Laboratory, Department of Biology, University of Copenhagen, DK-2200 Copenhagen, Denmark. [email protected].
  8. Genome Damage and Stability Centre, University of Sussex, Brighton BN1 9RQ, UK. [email protected].
  9. North West Cancer Research Institute, Bangor University, Bangor, Gwynedd LL57 2UW, UK. [email protected].
  10. Cell Cycle and Genome Stability Group, Department of Biology, University of Copenhagen, DK-2200 Copenhagen, Denmark. [email protected].
  11. Cell Cycle and Genome Stability Group, Department of Biology, University of Copenhagen, DK-2200 Copenhagen, Denmark. [email protected].

PMID: 28441348 PMCID: PMC5448002 DOI: 10.3390/genes8050128

Abstract

In fission yeast, the small, intrinsically disordered protein S-phase delaying protein 1 (Spd1) blocks DNA replication and causes checkpoint activation at least in part, by inhibiting the enzyme ribonucleotide reductase, which is responsible for the synthesis of DNA. The CRL4

Keywords: CRL4Cdt2; DNA replication; PCNA; checkpoints; deoxynucleotide salvage; fission yeast; intrinsically disordered proteins; ribonucleotide reductase

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