Promoter Regions, GeneticPolymerase Chain ReactionRNA Polymerase IIDNA-Directed DNA PolymeraseBase SequenceMolecular Sequence DataDNA-Directed RNA PolymerasesTranscription, GeneticDNA-Binding ProteinsDNA Polymerase IDNA Polymerase IIDNA Polymerase IIIGene Expression RegulationBinding SitesRNA Polymerase IRNA Polymerase IIIDNARNA, MessengerEscherichia coliPlasmidsMutationCloning, MolecularCell LineTemplates, GeneticAmino Acid SequenceDNA Polymerase betaProtein BindingGenes, ReporterDNA PrimersTransfectionReverse Transcriptase Polymerase Chain ReactionTranscription FactorsTranscriptional ActivationSp1 Transcription FactorTATA BoxHeLa CellsNuclear ProteinsGene Expression Regulation, BacterialOperonRegulatory Sequences, Nucleic AcidTranscription Initiation SiteDNA MethylationBacterial ProteinsTrans-ActivatorsDNA FootprintingDNA, BacterialDNA, ViralRestriction MappingRepressor ProteinsLuciferasesSequence Homology, Nucleic AcidChloramphenicol O-AcetyltransferaseResponse ElementsRNA ReplicaseEnhancer Elements, GeneticViral ProteinsDNA ReplicationGene ExpressionSigma FactorRNA-Directed DNA PolymeraseElectrophoretic Mobility Shift AssayRecombinant Fusion ProteinsSequence DeletionGenes, BacterialChromatin ImmunoprecipitationSequence Analysis, DNACell NucleusCells, CulturedGene Expression Regulation, ViralGene Expression Regulation, EnzymologicKineticsPoly(ADP-ribose) PolymerasesSaccharomyces cerevisiaeTumor Cells, CulturedDeoxyribonuclease IGenetic VectorsChromatinGenesRNA, ViralRNAOligodeoxyribonucleotidesMutagenesis, Site-DirectedRecombinant ProteinsCell Line, TumorConsensus Sequencebeta-GalactosidaseHistonesExonsModels, GeneticDNA Mutational AnalysisMutagenesisNucleic Acid ConformationSequence AlignmentCpG IslandsSequence Homology, Amino AcidOligonucleotide ProbesGene SilencingLac OperonEscherichia coli Proteins5' Flanking Region