PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8245016-7 1993 The interaction was diminished specifically by competition with synthetic peptides corresponding to amino acids 54-73 (SPARC 54-73) and 254-273 (SPARC254-273). sparc254 145-153 secreted protein acidic and cysteine rich Bos taurus 119-124