Amino AcidsSequence Homology, Amino AcidAmino Acid SequenceProtein ConformationCloning, MolecularModels, MolecularAmino Acid SubstitutionMolecular Sequence DataProteinsBinding SitesProtein BindingKineticsBase SequenceEscherichia coliProtein Structure, TertiarySequence AlignmentMutationMolecular WeightRecombinant ProteinsAmino Acids, EssentialPeptide FragmentsBacterial ProteinsProtein FoldingStructure-Activity RelationshipAmino Acid Transport SystemsPeptidesCrystallography, X-RayProtein Structure, SecondaryDNACrystallizationCell LineElectrophoresis, Polyacrylamide GelAmino Acid MotifsMutagenesis, Site-DirectedCell Adhesion MoleculesCattleMuramidaseRecombinant Fusion ProteinsProtein DenaturationThermodynamicsSubstrate SpecificityDNA, ComplementaryMacromolecular SubstancesMicroscopy, Atomic ForceCarrier ProteinsSequence Homology, Nucleic AcidCircular DichroismRNA, MessengerModels, ChemicalHydrogen-Ion ConcentrationMembrane ProteinsTemperatureAmino Acids, AromaticPlasmidsSpectrometry, FluorescenceLeucineAmino Acids, Branched-ChainTryptophanX-Ray DiffractionAmino Acids, SulfurChromatography, High Pressure LiquidChromatography, GelCell MembraneMolecular StructureTrypsinLysineDNA PrimersBiological TransportEpitopesChymotrypsinLigandsRestriction MappingSolutionsCells, CulturedSolubilityProtein BiosynthesisViral ProteinsDimerizationCysteineRabbitsPhylogenyGenesAntibodies, MonoclonalMagnetic Resonance SpectroscopySequence Analysis, DNAChickensModels, BiologicalAdsorptionSaccharomyces cerevisiaeComputer SimulationAlanineGenes, BacterialSpecies SpecificityCatalysisTranscription, GeneticWaterConserved SequenceMathematicsTransfectionHydrogen Bonding