WaterProtonsProton PumpsHydrogen BondingModels, MolecularCrystallography, X-RayWater SupplyProtein ConformationBinding SitesThermodynamicsMagnetic Resonance SpectroscopyBody WaterHydrogen-Ion ConcentrationModels, ChemicalSolventsMolecular ConformationKineticsProton Pump InhibitorsFresh WaterMolecular Sequence DataMolecular StructureComputer SimulationProtein BindingAmino Acid SequenceBacteriorhodopsinsCatalysisStatic ElectricityQuantum TheoryCatalytic DomainWater PollutionWater PurificationBiophysicsMolecular Dynamics SimulationCell Adhesion MoleculesBiophysical PhenomenaX-Ray DiffractionProtein Structure, SecondaryTemperatureSolutionsSchiff BasesLigandsProtein Structure, TertiaryDeuterium OxideAspartic AcidStructure-Activity RelationshipCrystallizationCrystallographyIonsHydrogenSpectroscopy, Fourier Transform InfraredWater Pollutants, ChemicalHistidineElectronsEscherichia coliWater PollutantsMutagenesis, Site-DirectedOxidation-ReductionGramicidinCalorimetryLipid BilayersNucleic Acid ConformationHemeDeuteriumSpectrophotometry, InfraredBase SequenceBacterial ProteinsSubstrate SpecificityHydrolysisOxygenMutationProton-Motive ForceElectrochemistryModels, BiologicalAquaporinsCattleProteinsZincMuramidaseHydrophobic and Hydrophilic InteractionsRecombinant ProteinsElectron Transport Complex IVMyoglobinOxygen IsotopesDNAChemistry, PhysicalHalobacterium salinarumSurface PropertiesSpectrum Analysis, RamanNeutron DiffractionDiffusionProtein FoldingEuropiumBiocatalysisTime FactorsEnergy TransferMotionRhodobacter sphaeroidesDimerizationPeptidesSequence Homology, Amino Acid