PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2461739-6 1988 Serine proteinases with suitable specificity are able to remove 4-nitroaniline or 7-amino-4-methylcoumarin from these aprotinin derivatives while at the same time resynthesis of the reactive-site peptide bond occurs. 4-nitroaniline 64-78 pancreatic trypsin inhibitor Bos taurus 118-127