Checkpoint Kinase 2Cell Cycle ProteinsDNA DamageProtein KinasesProtein-Serine-Threonine KinasesAtaxia Telangiectasia Mutated ProteinsG2 PhaseRad52 DNA Repair and Recombination ProteinGenes, cdcCell Cyclecdc25 PhosphatasesPhosphorylationS PhaseDNA-Binding ProteinsDNA ReplicationSaccharomyces cerevisiae ProteinsDNA RepairMitosisSchizosaccharomyces pombe ProteinsSchizosaccharomycesM Phase Cell Cycle CheckpointsSaccharomyces cerevisiaeNuclear ProteinsSpindle ApparatusKinetochoresTumor Suppressor ProteinsCell Cycle CheckpointsMutationFungal ProteinsMad2 ProteinsDNA Repair EnzymesDNA, FungalRecombination, GeneticMolecular Sequence DataDNA Breaks, Double-StrandedHydroxyureaCdc20 ProteinsIntracellular Signaling Peptides and ProteinsProtein BindingAmino Acid SequenceRad51 RecombinaseUltraviolet RaysCell LineDNA HelicasesNocodazoleG2 Phase Cell Cycle CheckpointsHeLa CellsMethyl MethanesulfonateCDC2 Protein KinaseChromosome SegregationSignal TransductionMeiosisS Phase Cell Cycle CheckpointsTumor Suppressor Protein p53Protein Kinase InhibitorsRadiation, IonizingGenomic InstabilityCell Line, TumorGamma RaysSequence Homology, Amino AcidReplication Protein AEndodeoxyribonucleasesEndonucleasesRecombinational DNA RepairMetaphaseGenes, FungalEnzyme ActivationPhosphatidylinositol 3-KinasesG1 PhaseDNAAurora KinasesCyclin BAnaphaseCalcium-Binding ProteinsHistonesModels, BiologicalRNA, Small InterferingProtein Structure, TertiaryExodeoxyribonucleasesMAP Kinase Signaling SystemUbiquitin-Protein Ligase ComplexesDNA, Single-StrandedBase SequenceAnaphase-Promoting Complex-CyclosomeChromosomal Proteins, Non-HistoneGene Expression Regulation, FungalApoptosisCarrier ProteinsRNA InterferenceRepressor ProteinsGene DeletionPrometaphaseChromosomal InstabilityExonucleasesCell NucleusRecombinant Fusion ProteinsCell DivisionBlotting, WesternProtein-Tyrosine KinasesChromatin