Cell CycleMitosisCell Cycle ProteinsS PhaseG1 PhaseG2 PhaseCheckpoint Kinase 2MeiosisProtein-Serine-Threonine KinasesCDC2 Protein KinaseCyclinsCell Cycle CheckpointsDisease ProgressionCyclin BCell DivisionSpindle ApparatusGenes, cdcDNA DamageDNA ReplicationCyclin-Dependent KinasesSaccharomyces cerevisiaePhosphorylationProtein KinasesM Phase Cell Cycle CheckpointsSaccharomyces cerevisiae ProteinsSchizosaccharomyces pombe ProteinsSchizosaccharomycesNuclear ProteinsDNA-Binding ProteinsMutationCell ProliferationRetinoblastoma ProteinG2 Phase Cell Cycle CheckpointsMolecular Sequence DataSignal TransductionCyclin-Dependent Kinase Inhibitor p27Fungal ProteinsCyclin-Dependent Kinase 2Cell Line, TumorApoptosisCyclin-Dependent Kinase Inhibitor p21Cell NucleusUbiquitin-Protein Ligase ComplexesGenes, FungalHeLa CellsCyclin D1Anaphase-Promoting Complex-Cyclosomecdc25 PhosphatasesCyclin ENocodazoleInterphaseTranscription FactorsCell LineCyclin ATumor Suppressor ProteinsTumor Suppressor Protein p53Cyclin B1Amino Acid SequenceTime FactorsGene Expression Regulation, FungalCDC2-CDC28 KinasesAtaxia Telangiectasia Mutated ProteinsModels, BiologicalKinetochoresTranscription, GeneticE2F Transcription FactorsCyclin-Dependent Kinase 4StarfishRNA, MessengerFlow CytometryBase SequenceS Phase Cell Cycle CheckpointsG0 PhaseHydroxyureaE2F1 Transcription FactorXenopus ProteinsOocytesCells, CulturedCentrosomeAnaphaseDNA, FungalPhenotypeRNA, Small InterferingTumor Cells, CulturedMetaphaseG1 Phase Cell Cycle CheckpointsProtein BindingChromosome SegregationBlotting, WesternDNA RepairCell SurvivalGene Expression RegulationCyclin DRNA InterferenceDNAMicrotubule-Associated ProteinsHistonesAurora KinasesMicrotubulesCdc20 Proteins