PseudoephedrinePhenylpropanolamineEphedrineEvolution, MolecularMolecular Sequence DataPhylogenyDirected Molecular EvolutionAmino Acid SequenceBase SequenceModels, ChemicalChemical PhenomenaMagnetic Resonance SpectroscopySpecies SpecificityBiological ProductsSelection, GeneticMolecular StructureMutationMultiple Chemical SensitivityChemical IndustrySequence Analysis, DNAOrganic ChemicalsModels, MolecularModels, GeneticEscherichia coliChemical WarfareKineticsInorganic ChemicalsSequence AlignmentHazardous SubstancesGenetic VariationModels, BiologicalBurns, ChemicalCultural EvolutionEvolution, ChemicalSequence Homology, Amino Acid