HistidineHydrocarbons, AromaticAmino Acids, AromaticHistidine DecarboxylaseDiethyl PyrocarbonateHistidine Ammonia-LyasePolycyclic CompoundsMolecular Sequence DataAmino Acid SequenceBinding SitesModels, MolecularHydrogen-Ion ConcentrationAmino AcidsKineticsMutagenesis, Site-DirectedProtein ConformationBacterial ProteinsPhenylalanineMagnetic Resonance SpectroscopyBiodegradation, EnvironmentalPyrenesEscherichia coliTryptophanStructure-Activity RelationshipMutationCatalysisATP PhosphoribosyltransferaseHistidinolProtein KinasesUrocanate HydrataseSequence Homology, Amino AcidHydrocarbonsSubstrate SpecificityBenzo(a)pyreneBase SequenceCrystallography, X-RayProtein BindingMolecular StructureOxidation-ReductionProtein Structure, TertiaryAminesAcid Anhydride HydrolasesRecombinant ProteinsDNA AdductsZincProtein Structure, SecondaryHemeSequence AlignmentCloning, MolecularAmino Acid SubstitutionBenzene DerivativesTyrosinePeptide PHIFormiminoglutamic AcidSpectrophotometry, UltravioletHydrogen BondingGene Expression Regulation, BacterialModels, ChemicalSoil PollutantsCircular DichroismCatalytic DomainPhenanthrenesHistamineOxygenasesCarnosineSalmonella typhimuriumPseudomonasShikimic AcidOperonProtonsHydroxybenzoatesLigandsPseudomonas putidaMethylhistidinesCarcinogensSpectrophotometryCopperCysteineDioxygenasesFormatesGenes, BacterialStereoisomerismChromatography, High Pressure LiquidHydrocarbons, HalogenatedBenz(a)AnthracenesWhalesPhenolConserved SequenceHydroxylamineMyoglobinBenzopyrenesCarboxy-LyasesXylenesTolueneBiotransformationBenzoatesMutagensAspartic AcidAlanineRNA, Transfer, His