PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 6687522-3 1983 The cDNA was cloned into the PstI site of pBR322 by G-C tailing. pbr322 42-48 serine peptidase inhibitor, Kazal type 1-like Rattus norvegicus 29-33