PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16683255-6 2006 There are two mutation hotspots corresponding to arginine residues at positions 124 and 555 of the transforming growth factor beta induced protein (TGFBIp) and they are the most frequent sites of mutation in various populations. Arginine 49-57 transforming growth factor beta induced Homo sapiens 148-154