Microscopy, ElectronElectronsElectron TransportMicroscopy, Electron, ScanningMicroscopy, Electron, TransmissionElectron Spin Resonance SpectroscopyCell Adhesion MoleculesModels, MolecularMolecular Sequence DataAmino Acid SequenceProtein ConformationOxidation-ReductionKineticsBinding SitesProtein BindingCrystallography, X-RayMolecular StructureMicroscopy, Electron, Scanning TransmissionSmall Molecule LibrariesSpectrometry, Mass, Fast Atom BombardmentMolecular ConformationBase SequenceCell LineWaterMagnetic Resonance SpectroscopyHydrogen BondingStructure-Activity RelationshipEscherichia coliElectron Probe MicroanalysisX-Ray DiffractionCells, CulturedCell MembraneProtein Structure, TertiaryMolecular WeightBacterial ProteinsElectron Transport Complex IVThermodynamicsMutationLigandsProteinsRecombinant ProteinsHydrogenSignal TransductionSpectrophotometryHydrogen-Ion ConcentrationCrystallizationPeptidesCattleDNATemperatureModels, BiologicalElectron Transport Complex IIIMembrane ProteinsNeural Cell Adhesion MoleculesElectrophoresis, Polyacrylamide GelAntibodies, MonoclonalMass SpectrometryModels, ChemicalMacromolecular SubstancesCatalysisOxygenOxidoreductasesProtein Structure, SecondaryNucleic Acid ConformationTime FactorsPeptide FragmentsCell AdhesionIntercellular Adhesion Molecule-1Sequence Homology, Amino AcidIronSubstrate SpecificityMicroscopy, ImmunoelectronFerredoxinsMice, Inbred C57BLQuantum TheorySulfurProtonsElectrochemistryHemeSurface PropertiesSpectrum AnalysisRabbitsAntigens, CDCloning, MolecularCytochrome c GroupAmino AcidsComputer SimulationCryoelectron MicroscopyImmunohistochemistryStereoisomerismRNA, MessengerCopperSolutionsMembrane GlycoproteinsMicroscopy, FluorescenceSolubilityT-LymphocytesChemistry, PhysicalStatic ElectricityPhotosynthetic Reaction Center Complex Proteins