Cell CycleCell DivisionCell Cycle ProteinsMitosisCell Cycle CheckpointsG1 PhaseS PhaseCell Nucleus DivisionMenstrual CycleCyclinsDNA ReplicationCDC2 Protein Kinasecdc25 PhosphatasesMutationMolecular Sequence DataG2 PhaseModels, BiologicalSaccharomyces cerevisiaeCell NucleusInterphaseCell ProliferationGenes, cdcProtein-Serine-Threonine KinasesSchizosaccharomycesRetinoblastoma ProteinTime FactorsCyclin BApoptosisPhosphorylationCyclin-Dependent Kinase Inhibitor p27Caulobacter crescentusCyclin-Dependent Kinase 2Amino Acid SequenceSpindle ApparatusCyclin ACell LineDNA-Binding ProteinsNuclear ProteinsFungal ProteinsCell Line, TumorBase SequenceEstrous CycleSignal TransductionSaccharomyces cerevisiae ProteinsDNA DamageCyclin-Dependent KinasesFlow CytometryCells, CulturedCyclin-Dependent Kinase Inhibitor p21Cell DifferentiationHeLa CellsDNACyclin EG2 Phase Cell Cycle CheckpointsTranscription FactorsAsymmetric Cell DivisionCyclin B1Cyclin D1ThymidineProtein KinasesCDC2-CDC28 KinasesCitric Acid CycleEscherichia coliUbiquitin-Protein Ligase ComplexesSchizosaccharomyces pombe ProteinsCentrosomeTranscription, GeneticRNA, MessengerHydroxyureaPhenotypeG0 PhaseCyclin-Dependent Kinase 4Gene Expression RegulationGenes, FungalTumor Suppressor Protein p53Anaphase-Promoting Complex-CyclosomeProtein BindingTumor Suppressor ProteinsG1 Phase Cell Cycle CheckpointsEmbryo, NonmammalianMicroscopy, FluorescenceTemperatureBromodeoxyuridineSaccharomycetalesMeiosisBacterial ProteinsDrosophila ProteinsKineticsCell SurvivalTumor Cells, CulturedGene Expression Regulation, FungalChromosome SegregationCytokinesisBlotting, WesternSequence Homology, Amino AcidMicrotubulesHistonesDrosophilaFibroblastsCarrier Proteins