3.2.1.144 4-methylumbelliferyl 3-deoxy-alpha-D-manno-2-octulopyranosidonic acid + H2O - 139895 3.2.1.144 4-methylumbelliferyl 3-deoxy-alpha-D-manno-oct-2-ulosonic acid + H2O - 449281 3.2.1.144 additional information the recombinant alpha-Kdo-ase effectively hydrolyzes the alpha-ketoside in the core-oligosaccharide of the structurally defined lipopolysaccharide (LPS), Re-LPS (Kdo2-lipid A) from Salmonella minnesota strain R595 and Escherichia coli strain D31m4, while Rd-LPS from Salmonella minnesota strain R7, that contains an extra outer core phosphorylated heptose, is only slowly hydrolyzed. The complex type LPS from Neisseria meningitides strains A1 and M992 that contain extra 5-6 sugar units at the outer core are refractory to recombinnat alpha-Kdo-ase 89 3.2.1.144 re-lipopolysaccharide + H2O - 369859