PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 6692525-1 1984 We describe here an easy method of determining prolidase (EC 3.4.13.9) in plasma after preincubation with Mn2+ for 24 h at 37 degrees C to maximize prolidase activity. Manganese(2+) 106-110 peptidase D Homo sapiens 47-56