ImidazolesMiconazoleHistidineClotrimazoleEconazoleHemeKetoconazoleHydrogen-Ion ConcentrationNylonsMolecular StructureKineticsBinding SitesModels, MolecularMagnetic Resonance SpectroscopyHemeproteinsAminohydrolasesCatalysisDibenzylchlorethamineCrystallography, X-RayAntifungal AgentsCopperRNA, Transfer, AspPilocarpusTetragastrinHydrogen BondingMyoglobinProtein ConformationWhalesElectron Spin Resonance SpectroscopyProtonsMetalloporphyrinsLigandsChemistrySpectrum AnalysisSpectrum Analysis, RamanChemical PhenomenaStereoisomerismStructure-Activity RelationshipModels, ChemicalSpectrophotometryOleanolic AcidUrocanic AcidThermotoga maritimaNaphazolineGastric FistulaAlkylationProtein BindingX-Ray Absorption SpectroscopyOxidation-ReductionCarnosineHorsesProstanoic AcidsCytochrome P-450 Enzyme SystemGuaiacolSpectroscopy, MossbauerCyanidesReceptors, Histamine H3ThromboxanesFerrous CompoundsAzurinMolecular Sequence DataLeghemoglobinIndicators and ReagentsEnzyme InhibitorsZincMetiamideCarbon MonoxideNickelCyclizationAminesTemperatureSpectrophotometry, UltravioletBuffersAmino Acid SequenceThermodynamicsDNA-Formamidopyrimidine GlycosylaseNitrogen CompoundsMolecular ConformationPyridinesSubstrate SpecificityHeterocyclic CompoundsBethanechol CompoundsIridiumChromatography, High Pressure LiquidOrganometallic CompoundsRuthenium CompoundsTineaCoordination ComplexesNuclear Magnetic Resonance, BiomolecularIronExplosive AgentsAlkanesulfonatesHistamineMetmyoglobinPorphyrinsDiethyl PyrocarbonateCobaltHistamine AntagonistsIminesMutagenesis, Site-Directed