Amino Acid SequenceMolecular Sequence DataModels, MolecularProtein BindingBinding SitesProtein ConformationProtein Structure, TertiaryBase SequenceProtein Interaction MappingSequence Homology, Amino AcidProtein Structure, SecondaryMutagenesis, Site-DirectedSequence AlignmentTwo-Hybrid System TechniquesPeptide FragmentsPeptidesCyanogen BromideAmino Acid SubstitutionCrystallography, X-RayProteinsCloning, MolecularPepsinogensStructure-Activity RelationshipHydrogen BondingAmino AcidsConserved SequenceKineticsEscherichia coliMutationAmino Acid MotifsCell LineSequence Analysis, ProteinCatalytic DomainTranscription FactorsCatalysisDatabases, ProteinRecombinant Fusion ProteinsSequence Homology, Nucleic AcidCysteineProtein FoldingMolecular WeightStatic ElectricityDrug ResiduesRecombinant ProteinsSubstrate SpecificityThermodynamicsSolventsModels, ChemicalMolecular StructurePesticide ResiduesHistidineLysineComputer SimulationMagnetic Resonance SpectroscopySoftwareCircular DichroismBacterial ProteinsAlanineMutagenesisComputational BiologyTryptophanHydrogen-Ion ConcentrationAspartic AcidTyrosineSerinePoint MutationArgininePhosphorylationElectrophoresis, Polyacrylamide GelTrypsinChromatography, High Pressure LiquidDisulfidesCattleNuclear Magnetic Resonance, BiomolecularDNAHydrolysisDimerizationAsparagineLigandsDNA PrimersProtein Processing, Post-TranslationalThreonineHydrophobic and Hydrophilic InteractionsPlasmidsDiethyl PyrocarbonatePeptide MappingCarbohydrate SequenceMembrane ProteinsDNA, ComplementaryEscherichia coli ProteinsSpectrometry, FluorescenceEnzyme StabilityMass SpectrometryCell MembraneTransfectionCOS CellsProtein Structure, QuaternaryOligosaccharidesProlineMacromolecular Substances