PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1906891-6 1991 The rIL-1-stimulated PLA2 had an alkaline pH optimum, and phosphatidylethanolamine was preferred over phosphatidylcholine as substrate. Phosphatidylcholines 102-121 phospholipase A2 group IIA Homo sapiens 21-25