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, TransgenicMice, KnockoutPromoter Regions, GeneticT-Lymphocytes, RegulatoryHelix (Snails)Amino Acid SequenceBinding SitesSp1 Transcription FactorGene Expression RegulationProtein BindingTranscriptional ActivationTrans-ActivatorsMutationProtein Structure, SecondaryDNACell LineModels, MolecularHomeodomain ProteinsProtein Structure, TertiaryRepressor ProteinsTranscription Factor AP-1Signal TransductionBasic-Leucine Zipper Transcription FactorsTransfectionCell NucleusTranscription Factor AP-2Cells, CulturedChromatin ImmunoprecipitationTranscription Factors, TFIIKruppel-Like Transcription FactorsHeLa CellsGenes, ReporterSequence Homology, Amino AcidNucleic Acid ConformationRecombinant Fusion ProteinsCloning, MolecularYY1 Transcription FactorSTAT3 Transcription FactorTranscription Factor TFIIDGATA4 Transcription FactorPlasmidsMutagenesis, Site-DirectedZinc FingersActivating Transcription Factor 3Reverse Transcriptase Polymerase Chain ReactionNFATC Transcription Factors