PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 21550404-1 2011 There is no treatment for the progressive neurodegenerative lysosomal storage disorder mucopolysaccharidosis type IIIA (MPS IIIA), which occurs due to a deficiency of functional N-sulfoglucosamine sulfohydrolase (SGSH), with subsequent accumulation of partially-degraded heparan sulfate and secondarily-stored compounds including GM2 and GM3 gangliosides and unesterified cholesterol. G(M3) Ganglioside 338-354 N-sulfoglucosamine sulfohydrolase Canis lupus familiaris 213-217