Cell CycleCell Cycle ProteinsCheckpoint Kinase 2DNA DamageG2 PhaseProtein-Serine-Threonine KinasesDNA ReplicationCell Cycle CheckpointsDNA-Binding ProteinsMitosisS PhaseGenes, cdcG1 PhaseM Phase Cell Cycle CheckpointsG2 Phase Cell Cycle CheckpointsCell DivisionCyclinsProtein KinasesSpindle ApparatusPhosphorylationApoptosisNuclear ProteinsCDC2 Protein KinaseMolecular Sequence DataS Phase Cell Cycle CheckpointsCyclin-Dependent Kinase Inhibitor p21Tumor Suppressor Protein p53Ataxia Telangiectasia Mutated ProteinsMutationCell ProliferationSignal TransductionCell Line, TumorMenstrual CycleCell LineSaccharomyces cerevisiae ProteinsCyclin BHydroxyureaRetinoblastoma ProteinSaccharomyces cerevisiaecdc25 PhosphatasesTumor Suppressor ProteinsG1 Phase Cell Cycle CheckpointsCyclin-Dependent Kinase Inhibitor p27SchizosaccharomycesHeLa CellsKinetochoresAmino Acid SequenceFlow CytometryCyclin-Dependent Kinase 2Schizosaccharomyces pombe ProteinsNocodazoleModels, BiologicalProtein BindingCells, CulturedDNA RepairG0 PhaseCyclin B1Cell NucleusFungal ProteinsCyclin ECyclin ADNACyclin D1InterphaseBase SequenceTime FactorsTumor Cells, CulturedTranscription FactorsCDC2-CDC28 KinasesRNA, MessengerCell SurvivalGene Expression RegulationCyclin-Dependent Kinase 4Ubiquitin-Protein Ligase ComplexesBlotting, WesternCdc20 ProteinsChromosome SegregationTranscription, GeneticAnaphase-Promoting Complex-CyclosomeHistonesRNA, Small InterferingFibroblastsCell DifferentiationCarrier ProteinsTransfectionGamma RaysE2F Transcription FactorsIntracellular Signaling Peptides and ProteinsAnaphaseEstrous CycleRNA InterferenceAntineoplastic AgentsDown-RegulationRepressor ProteinsCell Adhesion MoleculesMicrotubule-Associated ProteinsKineticsMetaphaseUltraviolet RaysRecombinant Fusion Proteins