Cell CycleCell Cycle ProteinsCell LineS PhaseCell Cycle CheckpointsMolecular Sequence DataDNA-Binding ProteinsG1 PhaseBase SequenceDNA DamageMutationReplication Protein AMitosisCell DivisionHeLa CellsSignal TransductionCyclinsApoptosisCells, CulturedDNA, ViralProtein-Serine-Threonine KinasesViral ProteinsPhosphorylationTranscription, GeneticPlasmidsAmino Acid SequenceG2 PhaseCell Line, TumorNuclear ProteinsRNA, ViralDNACell ProliferationCell NucleusProtein BindingDNA Replication TimingSaccharomyces cerevisiaeTumor Suppressor Protein p53Cyclin-Dependent Kinase Inhibitor p21DNA RepairModels, BiologicalTime FactorsDNA HelicasesSaccharomyces cerevisiae ProteinsTranscription FactorsRepliconMenstrual CycleRNA, MessengerHydroxyureaRetinoblastoma ProteinTransfectionGene Expression RegulationProliferating Cell Nuclear AntigenFlow CytometryG2 Phase Cell Cycle CheckpointsReplication Protein CCyclin-Dependent Kinase Inhibitor p27Tumor Cells, CulturedTumor Suppressor ProteinsFibroblastsCDC2 Protein KinaseGenes, cdcEscherichia coliCell SurvivalCyclin-Dependent Kinase 2KineticsGene Expression Regulation, ViralGenome, ViralAtaxia Telangiectasia Mutated ProteinsHIV-1Protein KinasesBlotting, WesternG0 PhaseChromatinRNA, Small InterferingInterphaseDNA ReplicationHistonesPromoter Regions, GeneticCyclin EUltraviolet RaysBromodeoxyuridineSchizosaccharomycesBinding SitesRecombination, GeneticG1 Phase Cell Cycle CheckpointsDNA PrimersCyclin D1RNA InterferenceDNA-Directed DNA PolymeraseCyclin BCyclin ARecombinant Fusion ProteinsDNA, FungalAphidicolinCheckpoint Kinase 2Down-RegulationFungal ProteinsOrigin Recognition ComplexGene ExpressionCell Differentiation