2018
PTEN Regulates Non-Homologous End Joining by Epigenetic Induction of NHEJ1/XLF
Sulkowski PL, Scanlon SE, Oeck S, Glazer PM. PTEN Regulates Non-Homologous End Joining by Epigenetic Induction of NHEJ1/XLF. Molecular Cancer Research 2018, 16: molcanres.0581.2017. PMID: 29739874, PMCID: PMC6072556, DOI: 10.1158/1541-7786.mcr-17-0581.Peer-Reviewed Original ResearchConceptsDNA double-strand breaksKey DNA repair pathwaysCytotoxic DNA lesionsXRCC4-like factorPatient-derived melanomasDNA repair pathwaysDouble-strand breaksNovel regulatory roleTumor suppressor geneSuppression of PTENHistone acetyltransferasesDSB repairGenomic analysisNHEJ defectsNonhomologous endRepair pathwaysGene promoterNovel functionRegulatory acetylationNHEJ deficiencyDNA lesionsRegulatory roleSuppressor geneNHEJ DSB repairNHEJ
2013
Oxidative Stress in Mammalian Cells Impinges on the Cysteines Redox State of Human XRCC3 Protein and on Its Cellular Localization
Girard P, Graindorge D, Smirnova V, Rigolet P, Francesconi S, Scanlon S, Sage E. Oxidative Stress in Mammalian Cells Impinges on the Cysteines Redox State of Human XRCC3 Protein and on Its Cellular Localization. PLOS ONE 2013, 8: e75751. PMID: 24116071, PMCID: PMC3793007, DOI: 10.1371/journal.pone.0075751.Peer-Reviewed Original ResearchConceptsHomologous recombinationSensitivity to camptothecinCysteine to serineInhibition of DNA replicationCysteine redox stateExposure to camptothecinCellular reducing systemsTargets of ROSIn silico predictionMutant proteinsRAD51 paralogsGenome stabilitySubcellular localizationNon-reducing SDS-PAGEDNA replicationIncreased electrophoretic mobilityMutated proteinChromatin fractionHR pathwayCamptothecin treatmentCysteine residuesInduce DNA damageHuman cellsCellular localizationCHO cells