Carbohydrate EpimerasesRacemases and EpimerasesAzotobacter vinelandiiHexuronic AcidsAlginatesGlucuronic AcidUDPglucose 4-EpimeraseLaminariaThuliumPlesiomonasIduronic AcidUronic AcidsMolecular Sequence DataNuclear Magnetic Resonance, BiomolecularPolymersAmino Acid SequenceSubstrate SpecificityPseudomonas aeruginosaMagnetic Resonance SpectroscopyRecombinant ProteinsCrystallography, X-RaySequence AlignmentPhylogenyModels, MolecularSequence Homology, Amino AcidCloning, MolecularBacterial ProteinsKinetics