Cell CycleCyclin D1Cyclin ACyclin ECyclin BCell Cycle ProteinsCyclin B1Cyclin D3Cyclin D2Cyclin A1Cyclin DCyclin A2CyclinsG1 PhaseCell Cycle CheckpointsCyclin GCyclin G1S PhaseCyclin-Dependent Kinase 2MitosisCyclin CCDC2 Protein KinaseCyclin-Dependent Kinase 4Cyclin-Dependent KinasesCell DivisionCyclin-Dependent Kinase Inhibitor p27Retinoblastoma ProteinCDC2-CDC28 KinasesCyclin B2G2 PhaseMolecular Sequence DataCyclin-Dependent Kinase Inhibitor p21Cell ProliferationProtein BindingPhosphorylationCyclin TCyclin G2Protein-Serine-Threonine KinasesCyclin HApoptosisCell Line, TumorCell LineDNA-Binding ProteinsAmino Acid SequenceMenstrual CycleG0 PhaseTranscription FactorsBase SequenceNuclear ProteinsTumor Suppressor Protein p53Tumor Suppressor ProteinsG2 Phase Cell Cycle CheckpointsSignal TransductionCell NucleusMutationRNA, MessengerHeLa CellsTumor Cells, CulturedDNA ReplicationCells, CulturedE2F Transcription Factorscdc25 PhosphatasesGene Expression RegulationBinding SitesG1 Phase Cell Cycle CheckpointsFlow CytometryCyclin-Dependent Kinase 6InterphaseDNATransfectionPromoter Regions, GeneticBlotting, WesternDNA DamageGenes, cdcModels, BiologicalOncogene ProteinsTime FactorsProto-Oncogene ProteinsTranscription, GeneticRecombinant Fusion ProteinsE2F1 Transcription FactorDown-RegulationCarrier ProteinsMicrotubule-Associated ProteinsSaccharomyces cerevisiaeCyclin IGene Expression Regulation, NeoplasticProtein KinasesSaccharomyces cerevisiae ProteinsProliferating Cell Nuclear AntigenCell DifferentiationFibroblastsGenes, bcl-1Cyclin-Dependent Kinase Inhibitor p16KineticsRNA, Small InterferingTranscription Factor DP1Protein Structure, TertiaryCyclin-Dependent Kinase Inhibitor Proteins3T3 Cells