Cell CycleCyclinsCyclin D1Cyclin ACyclin ECyclin BCyclin D3Cell Cycle ProteinsCyclin D2Cyclin B1Cyclin DCyclin A1Cyclin A2G1 PhaseCyclin-Dependent KinasesCyclin GCyclin G1S PhaseCyclin-Dependent Kinase 2MitosisCyclin-Dependent Kinase 4Cell Cycle CheckpointsCDC2 Protein KinaseCDC2-CDC28 KinasesCyclin-Dependent Kinase Inhibitor p27Retinoblastoma ProteinCyclin B2Cyclin CCell DivisionG2 PhaseCyclin-Dependent Kinase Inhibitor p21Protein-Serine-Threonine KinasesCell ProliferationPhosphorylationCyclin TCyclin-Dependent Kinase 6ApoptosisCyclin HCyclin G2Molecular Sequence DataG0 PhaseCell Line, TumorTumor Suppressor ProteinsOncogene ProteinsCell LineCyclin-Dependent Kinase Inhibitor ProteinsTumor Suppressor Protein p53DNA ReplicationE2F Transcription FactorsMenstrual CycleCDC28 Protein Kinase, S cerevisiaeRNA, MessengerNuclear ProteinsCell NucleusG1 Phase Cell Cycle CheckpointsDNA-Binding Proteinscdc25 PhosphatasesTumor Cells, CulturedInterphaseTranscription FactorsSignal TransductionAmino Acid SequenceGenes, cdcFlow CytometryUbiquitin-Protein Ligase ComplexesG2 Phase Cell Cycle CheckpointsMutationSaccharomyces cerevisiae ProteinsGene Expression RegulationSaccharomyces cerevisiaeCells, CulturedHeLa CellsBase SequenceBlotting, WesternTranscription, GeneticProtein KinasesProto-Oncogene ProteinsE2F1 Transcription FactorMicrotubule-Associated ProteinsProtein BindingProliferating Cell Nuclear AntigenDNA DamageTime FactorsDown-RegulationModels, BiologicalFungal ProteinsTransfectionGene Expression Regulation, NeoplasticCyclin-Dependent Kinase Inhibitor p16Genes, bcl-1Transcription Factor DP1DNACell DifferentiationAnaphase-Promoting Complex-CyclosomeRetinoblastoma-Binding Protein 1Promoter Regions, GeneticCyclin IBromodeoxyuridineFibroblasts3T3 Cells