Crystallography, X-RayCrystallographyModels, MolecularProtein ConformationX-Ray DiffractionCrystallizationGamma RaysBinding SitesCryoelectron MicroscopyRadiographyMolecular StructureSynchrotronsMolecular ConformationProtein Structure, TertiaryMolecular Sequence DataMagnetic Resonance SpectroscopyAmino Acid SequenceNuclear Magnetic Resonance, BiomolecularProtein Structure, SecondaryElectronsModels, ChemicalHydrogen BondingProtein BindingElectron Probe MicroanalysisCatalytic DomainStructure-Activity RelationshipNeutron DiffractionElasmobranchiiPneumoconiosisProteinsSkates (Fish)X-RaysLigandsProtein Structure, QuaternaryCatalysisKineticsPhotoreceptors, MicrobialScattering, Small AngleFast NeutronsMutationNegative StainingDimerizationWaterRadiology Department, HospitalBacterial ProteinsStereoisomerismEscherichia coliDrug DesignNeutronsMutagenesis, Site-DirectedThermodynamicsProtein FoldingMuramidaseUltraviolet RaysSolutionsSequence Homology, Amino AcidWrist JointSpectrometry, X-Ray EmissionProtein MultimerizationMolecular Dynamics SimulationStatic ElectricityNucleic Acid ConformationRecombinant ProteinsRadiation EffectsSubstrate SpecificityMacromolecular SubstancesAluminum SilicatesComputer SimulationMicrospectrophotometryMass SpectrometryAnimal FinsMetacarpusRadiation DosageDose-Response Relationship, RadiationChemical PhenomenaMetacarpophalangeal JointTeleradiologyStructural Homology, ProteinX ChromosomeMicroscopy, ElectronCathode Ray TubeTemperatureAutomation, LaboratoryMyoglobinSequence AlignmentBase SequenceAutomatic Data ProcessingSolventsTime FactorsProtonsAmino Acid SubstitutionSoftwareOccupational ExposureOccupational DiseasesSelenomethionineProtein EngineeringCarbonic Anhydrase IISpectrum AnalysisHydrophobic and Hydrophilic InteractionsSmall Molecule Libraries