Checkpoint Kinase 2Cell Cycle ProteinsGenes, cdcDNA DamageChromosomal InstabilityGenomic InstabilityMitosisCell CycleG2 PhaseM Phase Cell Cycle CheckpointsHydroxyureaProtein-Serine-Threonine KinasesS PhaseProtein KinasesSchizosaccharomycesJoint InstabilityAtaxia Telangiectasia Mutated ProteinsSpindle ApparatusCell Cycle CheckpointsDNA ReplicationSchizosaccharomyces pombe ProteinsNuclear ProteinsDNA RepairDNA-Binding ProteinsMutationKinetochoresSaccharomyces cerevisiae Proteinscdc25 PhosphatasesG1 PhaseMolecular Sequence DataFungal ProteinsCDC2 Protein KinaseTumor Suppressor Protein p53Chromosome SegregationMicrosatellite InstabilityPhosphorylationGamma RaysNocodazoleSaccharomyces cerevisiaeRadiation, IonizingG2 Phase Cell Cycle CheckpointsTumor Suppressor ProteinsCyclin BAnaphaseMad2 ProteinsS Phase Cell Cycle CheckpointsHeLa CellsBase SequenceAmino Acid SequenceDNA, FungalRepressor ProteinsSignal TransductionUltraviolet RaysDNA Breaks, Double-StrandedCyclinsBRCA1 ProteinNucleic Acid Synthesis InhibitorsExonucleasesCell LineChromosomesRadiation ToleranceMeiosisProtein BindingGenes, FungalAtaxia TelangiectasiaModels, BiologicalCarrier Proteins14-3-3 ProteinsCell NucleusHistonesGene DeletionCdc20 ProteinsChromatinTranscription, GeneticPhenotypeGene Expression Regulation, FungalDNATranscription FactorsChromosome AberrationsCell Line, TumorDose-Response Relationship, RadiationCell DivisionSequence Homology, Amino AcidIntracellular Signaling Peptides and ProteinsDNA Repair EnzymesMicrotubulesRNA, Small InterferingGene Expression RegulationRNA InterferenceCalcium-Binding ProteinsCyclin-Dependent Kinase Inhibitor p21AneuploidyMicrosatellite RepeatsApoptosisCyclin-Dependent KinasesTime FactorsProtein Structure, TertiaryCaffeineMutagenesisRecombination, Genetic