Tags: Enzyme.
In enzymology a 4-deoxy-L-threo-5-hexosulose-uronate ketol-isomerase (EC 5.3.1.17) is an enzyme that catalyzes the chemical reaction4-deoxy-L-threo-5-hexosulose uronate 3-deoxy-D-glycero-25-hexodiulosonateHence this enzyme has one substrate 4-deoxy-L-threo-5-hexosulose uronate and one product 3-deoxy-D-glycero-25-hexodiulosonate.This enzyme belongs to the family of isomerases specifically those intramolecular oxidoreductases interconverting aldoses and ketoses.