Helix-Loop-Helix MotifsBasic Helix-Loop-Helix Transcription FactorsInhibitor of Differentiation ProteinsHepatocyte Nuclear Factor 3-betaHepatocyte Nuclear Factor 3-gammaHepatocyte Nuclear Factor 3-alphaForkhead Transcription FactorsTranscription FactorsWinged-Helix Transcription FactorsDNA-Binding ProteinsGene Expression Regulation, DevelopmentalMolecular Sequence DataTranscription, GeneticBase SequenceNuclear ProteinsCell DifferentiationRNA, MessengerMice, TransgenicPromoter Regions, GeneticMice, KnockoutT-Lymphocytes, RegulatoryAmino Acid SequenceHelix (Snails)Binding SitesGene Expression RegulationSp1 Transcription FactorProtein BindingTranscriptional ActivationTrans-ActivatorsMutationDNARepressor ProteinsProtein Structure, SecondaryCell LineModels, MolecularProtein Structure, TertiaryHomeodomain ProteinsSignal TransductionTranscription Factor AP-1Basic-Leucine Zipper Transcription FactorsTransfectionCell NucleusSequence Homology, Amino AcidTranscription Factor AP-2Genes, ReporterHeLa CellsCells, CulturedTranscription Factors, TFIIKruppel-Like Transcription FactorsChromatin ImmunoprecipitationRecombinant Fusion ProteinsCloning, MolecularTranscription Factor 7-Like 1 ProteinNucleic Acid ConformationTCF Transcription FactorsSequence AlignmentBasic Helix-Loop-Helix Leucine Zipper Transcription FactorsYY1 Transcription FactorPlasmidsSTAT3 Transcription FactorTranscription Factor TFIIDReverse Transcriptase Polymerase Chain ReactionGATA4 Transcription FactorMutagenesis, Site-DirectedElectrophoretic Mobility Shift AssayEnhancer Elements, Genetic