PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8458433-3 1993 The lipoprotein ECE activity, which was optimal at pH 7.0, was inhibited by EDTA, o-phenanthroline, phosphoramidon, thiorphan, phenylmethanesulfonyl fluoride and chymostatin, but not by cysteine or aspartic proteinase inhibitors, suggesting metalloproteinase- and chymotrypsin-like properties. phosphoramidon 100-114 endothelin converting enzyme 1 Homo sapiens 16-19