Checkpoint Kinase 2Cell Cycle ProteinsM Phase Cell Cycle CheckpointsGenes, cdcDNA DamageMitosisProtein-Serine-Threonine KinasesG2 PhaseCell Cycle CheckpointsSpindle ApparatusCell CycleProtein KinasesKinetochoresAtaxia Telangiectasia Mutated ProteinsS PhaseG2 Phase Cell Cycle CheckpointsS Phase Cell Cycle CheckpointsHydroxyureaDNA ReplicationSaccharomyces cerevisiae ProteinsSchizosaccharomyces pombe ProteinsNocodazoleSchizosaccharomycesNuclear ProteinsCdc20 ProteinsDNA RepairChromosome SegregationDNA-Binding ProteinsSaccharomyces cerevisiaePhosphorylationcdc25 PhosphatasesAnaphaseCDC2 Protein KinaseCyclin BG1 PhaseMutationFungal ProteinsTumor Suppressor ProteinsMetaphaseGenomic InstabilityHeLa CellsTumor Suppressor Protein p53Radiation, IonizingAnaphase-Promoting Complex-CyclosomeUbiquitin-Protein Ligase ComplexesAurora KinasesDNA Breaks, Double-StrandedChromosomal InstabilityMethyl MethanesulfonateGamma RaysIntracellular Signaling Peptides and ProteinsDNA, FungalUltraviolet RaysSignal TransductionCyclin B1Calcium-Binding ProteinsChromosomal Proteins, Non-HistoneAurora Kinase BMeiosisMicrotubulesModels, BiologicalRepressor ProteinsSecurinAtaxia TelangiectasiaHistonesChromosomesG1 Phase Cell Cycle CheckpointsCell Line, TumorReplication Protein ARNA, Small InterferingAneuploidyProtein BindingCell LineAphidicolinMolecular Sequence DataCell DivisionSaccharomycetalesApoptosisCentrosomeNucleic Acid Synthesis InhibitorsCyclin-Dependent Kinase Inhibitor p21PrometaphaseXenopus ProteinsRadiation ToleranceChromatinChromatidsExodeoxyribonucleasesPolyploidyRNA InterferenceGene Expression Regulation, FungalGenes, FungalAmino Acid SequenceCarrier ProteinsCaffeineCyclinsCell NucleusGene DeletionDNA HelicasesTelomereDNA