2013
p16INK4a protects against dysfunctional telomere–induced ATR-dependent DNA damage responses
Wang Y, Sharpless N, Chang S. p16INK4a protects against dysfunctional telomere–induced ATR-dependent DNA damage responses. Journal Of Clinical Investigation 2013, 123: 4489-4501. PMID: 24091330, PMCID: PMC3784543, DOI: 10.1172/jci69574.Peer-Reviewed Original ResearchMeSH KeywordsAgingAnimalsApoptosisAtaxia Telangiectasia Mutated ProteinsBone Marrow TransplantationCell ProliferationCells, CulturedCyclin-Dependent Kinase Inhibitor p16Cyclin-Dependent Kinase Inhibitor p21DNA DamageDNA RepairDNA-Binding ProteinsFemaleHematopoiesisHematopoietic Stem CellsIntestine, SmallMaleMiceMice, SCIDMice, TransgenicProtein StabilitySequence DeletionSpleenTelomereTelomere HomeostasisTumor Suppressor Protein p53ConceptsHematopoietic cellsDeletion of p21P21-dependent cell cycle arrestOrgan impairmentTelomere dysfunctionCell cycle arrestMouse modelDNA damage responseSmall intestineFunctional defectsCell functionProliferative capacityP53-dependent apoptosisCycle arrestDysfunctional telomeresCellular senescenceDysfunctionP53-dependent DNA damage responseProliferative cellsHematopoietic systemProtective functionTumor suppressorProliferative defectP53 stabilizationCells
2011
The E3 ubiquitin ligase Rnf8 stabilizes Tpp1 to promote telomere end protection
Rai R, Li JM, Zheng H, Lok GT, Deng Y, Huen MS, Chen J, Jin J, Chang S. The E3 ubiquitin ligase Rnf8 stabilizes Tpp1 to promote telomere end protection. Nature Structural & Molecular Biology 2011, 18: 1400-1407. PMID: 22101936, PMCID: PMC3657743, DOI: 10.1038/nsmb.2172.Peer-Reviewed Original Research
2009
Gcn5 and SAGA Regulate Shelterin Protein Turnover and Telomere Maintenance
Atanassov BS, Evrard YA, Multani AS, Zhang Z, Tora L, Devys D, Chang S, Dent SY. Gcn5 and SAGA Regulate Shelterin Protein Turnover and Telomere Maintenance. Molecular Cell 2009, 35: 352-364. PMID: 19683498, PMCID: PMC2749492, DOI: 10.1016/j.molcel.2009.06.015.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCells, CulturedChromosome AberrationsDNA Breaks, Double-StrandedDNA RepairGene DeletionHumansMiceModels, BiologicalP300-CBP Transcription FactorsProteasome InhibitorsProtein StabilityShelterin ComplexTelomereTelomere-Binding ProteinsTelomeric Repeat Binding Protein 1Thiolester HydrolasesUbiquitin ThiolesteraseConceptsSAGA complexTelomeric shelterin complexDeletion of GCN5Accessibility of chromatinBona fide componentTRF1 levelsGene regulationShelterin complexTelomere maintenanceMammalian cellsTranscription factorsGCN5DNA repairFide componentRepair proteinsTelomere dysfunctionProtein turnoverHuman cellsUbiquitin-specific protease 22Biochemical studiesOverexpression of USP22USP22ComplexesTurnoverChromatin