AlkaloidsErgot AlkaloidsAmino AcidsIndole AlkaloidsPyrrolizidine AlkaloidsSequence Homology, Amino AcidVinca AlkaloidsCinchona AlkaloidsBerberine AlkaloidsAmino Acid SequenceAmino Acid SubstitutionCloning, MolecularAmaryllidaceae AlkaloidsAmino Acids, EssentialAconitumAmino Acid Transport SystemsSequence AlignmentClavicepsAporphinesBase SequenceAmino Acid MotifsEscherichia coliCatharanthusMutationBinding SitesBenzylisoquinolinesMolecular Sequence DataDNA, ComplementaryMutagenesis, Site-DirectedDelphiniumMolecular StructureKineticsAmino Acids, AromaticModels, MolecularSequence Homology, Nucleic AcidStructure-Activity RelationshipAmino Acids, Branched-ChainRecombinant ProteinsPeptide FragmentsLeucineAmino Acids, SulfurSolanaceous AlkaloidsProtein ConformationBerberineSubstrate SpecificityPlant ExtractsProtein Structure, TertiaryStereoisomerismChromatography, High Pressure LiquidDNANeotyphodiumMolecular WeightProtein BindingPeptidesCoptisBacterial ProteinsPlant PoisoningCell LineRutaceaePhylogenyRestriction MappingSequence Analysis, DNARecombinant Fusion ProteinsErgotismLycopodiumErgotamineAlanineGenes, BacterialRNA, MessengerElectrophoresis, Polyacrylamide GelProteinsPapaverSpecies SpecificityPlants, MedicinalPlasmidsRubiaceaeAmino Acid Transport Systems, BasicLysergic AcidCattleProtein Structure, SecondaryConserved SequenceIsoleucineAmino Acids, BasicLysineDNA PrimersMagnetic Resonance SpectroscopyCarrier ProteinsEphedraBiological TransportBelladonna AlkaloidsCodonHarmineCyanogen BromideTrypsinGlycineAspidospermaNitrogenAmino Acids, DiaminoProtein BiosynthesisGlutamine