Operator Regions, GeneticOperonRepressor ProteinsBase SequenceMolecular Sequence DataEscherichia coliBacterial ProteinsPromoter Regions, GeneticGenes, RegulatorProtein BindingGene Expression Regulation, BacterialMutationBinding SitesDNA, BacterialGenes, BacterialSequence Homology, Amino AcidProtein Structure, TertiaryAmino Acid Sequencesrc Homology DomainsModels, MolecularRecombinant Fusion ProteinsProtein Interaction Domains and MotifsProtein ConformationRecombinant ProteinsSequence AlignmentProtein Structure, SecondaryDNA-Binding ProteinsCrystallography, X-RayAmino Acid MotifsTranscription FactorsCloning, MolecularMutagenesis, Site-DirectedDimerizationCarrier ProteinsDNAKineticsConserved SequencePeptide FragmentsLigandsStructure-Activity RelationshipMembrane ProteinsAdaptor Proteins, Signal TransducingPlasmidsNuclear ProteinsTransfectionCell LineSignal TransductionMutagenesisNuclear Magnetic Resonance, BiomolecularSequence DeletionTwo-Hybrid System TechniquesSaccharomyces cerevisiaePhosphoproteinsEscherichia coli ProteinsPhosphorylationCell MembraneHeLa CellsPeptidesAmino Acid SubstitutionSurface Plasmon ResonanceNucleic Acid ConformationDNA PrimersProtein FoldingProtein Structure, QuaternaryDNA, ComplementaryTranscription, GeneticCircular DichroismProtein TransportMagnetic Resonance SpectroscopyPDZ DomainsNerve Tissue ProteinsModels, BiologicalElectrophoresis, Polyacrylamide GelMacromolecular SubstancesGlutathione TransferaseRNA-Binding ProteinsCytoplasmLac RepressorsConsensus SequenceLac OperonZinc FingersPoint MutationTrans-ActivatorsCalorimetryRepetitive Sequences, Amino AcidMicrofilament ProteinsCytoskeletal ProteinsCricetinaeCercopithecus aethiopsFungal ProteinsTyrosineCysteineDrosophila ProteinsCHO CellsCalcium-Binding ProteinsPhosphotyrosineAdaptor Proteins, Vesicular TransportRNA, MessengerViral Regulatory and Accessory ProteinsActins