Crystallography, X-RayModels, MolecularCrystallizationProtein ConformationProtein Structure, TertiaryBinding SitesAmino Acid SequenceMolecular Sequence DataProtein Structure, SecondaryCrystallographyProtein Structure, QuaternaryCatalytic DomainProtein BindingHydrogen BondingDimerizationSequence Homology, Amino AcidStructural Homology, ProteinSequence AlignmentBacterial ProteinsMolecular ConformationCatalysisMolecular StructureSubstrate SpecificityProtein MultimerizationStatic ElectricityLiquid CrystalsStructure-Activity RelationshipProtein FoldingLigandsEscherichia coliMutagenesis, Site-DirectedX-Ray DiffractionRecombinant ProteinsHydrophobic and Hydrophilic InteractionsMutationModels, ChemicalAmino Acid MotifsEscherichia coli ProteinsAmino Acid SubstitutionBiocatalysisConserved SequenceThermotoga maritimaProtein Interaction Domains and MotifsThermus thermophilusNucleic Acid ConformationElectronsKineticsWaterArchaeal ProteinsProtein SubunitsSolutionsDrug DesignThermodynamicsHistidineMutant ProteinsArchaeoglobus fulgidusDNACalorimetryMagnetic Resonance SpectroscopyMolecular Dynamics SimulationBase SequenceZincMolecular Docking SimulationCysteineComputer SimulationScattering, Small AngleDisulfidesMutagenesisCloning, MolecularSelenomethionineBase PairingStereoisomerismHydrolysisEnzyme StabilityMacromolecular SubstancesPeptidesMultiprotein ComplexesCalcium OxalateSynchrotronsCryoelectron MicroscopySurface Plasmon ResonanceApoenzymesProtein EngineeringNuclear Magnetic Resonance, BiomolecularAdenosine TriphosphateAspartic AcidCircular DichroismCalcium PyrophosphateHemePyrococcus horikoshiiAllosteric RegulationIonsCarrier ProteinsMethanococcusProteinsSolventsHydrogen-Ion ConcentrationMetalsMutation, MissenseLysine