PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25703627-3 2015 DS-epi1 and D4ST1 are crucial for biosynthesis of dermatan sulfate (DS) moieties in the hybrid chondroitin sulfate (CS)/DS glycosaminoglycans (GAGs). ds glycosaminoglycans 120-141 dermatan sulfate epimerase Homo sapiens 0-7