Coenzyme A LigasesAminoacylationTransfer RNA AminoacylationTryptophan-tRNA LigaseAmino Acyl-tRNA SynthetasesHistidine-tRNA LigasePalmitic AcidsPeptide SynthasesFatty AcidsPhytanic AcidAspartate-tRNA LigaseAcidsCoenzyme AAdenosine MonophosphateHydrogen-Ion ConcentrationKineticsAcyl Coenzyme AMolecular Sequence DataAdenosine TriphosphateEscherichia coliAmino Acid SequenceRNA, TransferSubstrate SpecificityEnzyme ActivationSequence Homology, Amino AcidCloning, MolecularRecombinant ProteinsBase SequenceMutagenesis, Site-DirectedBinding SitesModels, MolecularLiverMutation