Cell Cycle ProteinsCell CycleCyclin-Dependent Kinase Inhibitor p27Cyclin DCyclinsPoint MutationCyclin D1Cyclin-Dependent KinasesMutation, MissenseMutationCyclin-Dependent Kinase 4Cyclin-Dependent Kinase Inhibitor p21Cyclin D2G1 PhaseRetinoblastoma ProteinCyclin B1Proliferating Cell Nuclear AntigenCell DivisionCell ProliferationCyclin BMitosisCyclin ES PhaseE2F1 Transcription FactorTumor Suppressor ProteinsCyclin-Dependent Kinase 2Cyclin D3Cyclin ACDC2 Protein KinaseApoptosisCDC2-CDC28 KinasesCells, CulturedTumor Suppressor Protein p53Cell Cycle CheckpointsFrameshift MutationE2F Transcription FactorsDNA-Binding ProteinsPhosphorylationCell Line, TumorKi-67 AntigenMicrotubule-Associated ProteinsGene Expression RegulationMolecular Sequence DataProtein-Serine-Threonine KinasesTranscription FactorsDNASignal TransductionGerm-Line MutationImmunohistochemistryCyclin-Dependent Kinase Inhibitor p16Blotting, WesternProto-Oncogene ProteinsRNA, MessengerAmino Acid SequenceCell LineBase SequenceFlow CytometryTime FactorsCell DifferentiationPedigreeCell SurvivalNuclear ProteinsDown-RegulationEnzyme InhibitorsProtein BindingG2 PhaseMenstrual CycleNeuronsMutation Ratecis-trans-IsomerasesCarrier ProteinsTransfectionMice, KnockoutExonsPolymerase Chain ReactionAmino Acid SubstitutionRats, Sprague-DawleyHeterozygoteTumor Cells, CulturedSaccharomyces cerevisiaeAllelesG2 Phase Cell Cycle CheckpointsDNA ReplicationDNA Mutational AnalysisMutagenesis, Site-DirectedGene ExpressionTranscription, GeneticMutagenesisPhenotypeDNA PrimersG0 PhasePolymorphism, Single-Stranded ConformationalGenotypeG1 Phase Cell Cycle CheckpointsSequence Analysis, DNAProtein Structure, TertiaryHeLa CellsCell NucleusSaccharomyces cerevisiae ProteinsSequence Homology, Amino Acid