Nucleic Acid PrecursorsAmino AcidsProtein PrecursorsAmino Acid SequenceSequence Homology, Amino AcidPeptide Nucleic AcidsHexosaminesCloning, MolecularMolecular Sequence DataBase SequenceDNAEscherichia coliRNAAmino Acid SubstitutionKineticsN-Acetylneuraminic AcidNeuraminic Acids3-Oxoacyl-(Acyl-Carrier-Protein) SynthaseValineNucleic Acid ConformationNucleosidesCarbon IsotopesCarbon RadioisotopesChromatography, High Pressure LiquidNucleic Acid ProbesCholic AcidsRNA, MessengerNucleic Acid HybridizationAmino Acids, EssentialSequence AlignmentFatty AcidsMutationTritiumNucleic Acid Amplification TechniquesAmino Acid Transport SystemsStreptomycesBinding SitesMolecular StructureModels, MolecularAmino Acid MotifsSequence Homology, Nucleic AcidLiverBile Acids and SaltsChromatography, GasDNA, ComplementaryCells, CulturedNucleic Acid DenaturationRecombinant ProteinsAmyloid beta-Protein PrecursorPeptide FragmentsMutagenesis, Site-DirectedCell LineMolecular WeightProtein ConformationProtein BindingPeptidesProtein Structure, TertiaryStructure-Activity RelationshipSubstrate SpecificityLeucinePolymerase Chain ReactionBacterial ProteinsOligonucleotidesProteinsAmino Acids, AromaticEnzyme PrecursorsPlasmidsSequence Analysis, DNAAmino Acids, Branched-ChainDNA PrimersElectrophoresis, Polyacrylamide GelAmino Acids, SulfurRestriction MappingPhylogenyRecombinant Fusion ProteinsProtein BiosynthesisDNA, BacterialSpecies SpecificityProtein Processing, Post-TranslationalGenes, BacterialRNA PrecursorsTranscription, GeneticConserved SequenceProtein Structure, SecondaryAlanineBiological TransportCattleRNA, ViralViral ProteinsCarrier ProteinsGenesLysineSaccharomyces cerevisiaeMembrane ProteinsDNA, ViralOligodeoxyribonucleotidesTransfectionCodonIsoleucineTemperature