MPS VI er en heterogen og multisystemisk lidelse, karakteriseret ved mangel på N- acetylgalactoasamine 4- sulfatase, en lysosomal hydrolase som katalyserer hydrolysen af sulfat- delen af glycosaminoglycan, dermatansulfat.
MPS VI is a heterogeneous and multisystemic disorder characterized by the deficiency of N-acetylgalactoasamine 4-sulfatase, a lysosomal hydrolase which catalyses the hydrolysis of sulfate moiety of the glycosaminoglycan, dermatan sulfate.