Cell CycleXenopusMitosisXenopus laevisCell Cycle ProteinsXenopus ProteinsG1 PhaseMeiosisS PhaseCyclinsDisease ProgressionCDC2 Protein KinaseG2 PhaseCell DivisionCyclin BCyclin-Dependent KinasesProtein-Serine-Threonine KinasesMolecular Sequence DataCell Cycle CheckpointsPhosphorylationSaccharomyces cerevisiaeCell ProliferationRetinoblastoma ProteinDNA ReplicationCyclin-Dependent Kinase Inhibitor p27MutationSpindle ApparatusDNA-Binding ProteinsSignal TransductionCyclin-Dependent Kinase 2Nuclear ProteinsAmino Acid SequenceCell NucleusTranscription FactorsSaccharomyces cerevisiae ProteinsCyclin D1Schizosaccharomyces pombe ProteinsApoptosisSchizosaccharomycesCell Line, TumorCyclin-Dependent Kinase Inhibitor p21Cyclin EInterphaseGenes, FungalRNA, MessengerBase SequenceFungal ProteinsCyclin AProtein KinasesCell LineTranscription, GeneticUbiquitin-Protein Ligase ComplexesHeLa CellsStarfishAnaphase-Promoting Complex-CyclosomeTime FactorsE2F Transcription FactorsCDC2-CDC28 KinasesCyclin-Dependent Kinase 4G0 PhaseCyclin B1cdc25 PhosphatasesE2F1 Transcription FactorModels, BiologicalTumor Suppressor Protein p53Tumor Suppressor ProteinsDNA DamageCells, CulturedGene Expression Regulation, FungalFlow CytometryOocytesG2 Phase Cell Cycle CheckpointsGenes, cdcOvumPhenotypeGene Expression RegulationTumor Cells, CulturedEmbryo, NonmammalianBlotting, WesternCentrosomeOogenesisNocodazoleSequence Homology, Amino AcidFertilizationZygoteCyclin DProtein BindingDNATransfectionCloning, MolecularDown-RegulationRNA, Small InterferingCell SurvivalTranscription Factor DP1Microtubule-Associated ProteinsProto-Oncogene ProteinsGene Expression Regulation, DevelopmentalSpores, FungalG1 Phase Cell Cycle CheckpointsCarrier Proteins