TryptophanAmino Acid Transport SystemsTryptophan OxygenaseHydroxyindoleacetic AcidSerotoninTryptophan HydroxylaseAmino AcidsBrain ChemistryAdrenergic beta-3 Receptor AgonistsKynurenine5-HydroxytryptophanBrainSequence Homology, Amino AcidTryptophan SynthaseAmino Acid SequenceDietary ProteinsLiverRats, Inbred StrainsAmino Acid SubstitutionKineticsCloning, MolecularBiological TransportMolecular Sequence DataBrain InjuriesEscherichia coliMutationBrain NeoplasmsBase SequenceBinding SitesAmino Acids, EssentialProtein ConformationSequence AlignmentHydrogen-Ion ConcentrationMutagenesis, Site-DirectedModels, MolecularProtein BindingBrain MappingRecombinant ProteinsSpectrometry, FluorescenceLeucineBromosuccinimideCell LineAmino Acid MotifsStructure-Activity RelationshipCarrier ProteinsPeptide FragmentsBacterial ProteinsGlucoseDNA, ComplementaryTissue DistributionTime FactorsRNA, MessengerAmino Acids, AromaticSubstrate SpecificityProtein Structure, TertiaryPeptidesBiological Transport, ActiveMolecular WeightPhenylalanineChromatography, High Pressure LiquidDNASequence Homology, Nucleic AcidNeutral RedIndoleamine-Pyrrole 2,3,-DioxygenaseAlanineAmino Acids, Branched-ChainCattleCells, CulturedElectrophoresis, Polyacrylamide GelProtein Structure, SecondaryAmino Acids, NeutralProteinsSpecies Specificity