PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 90334-4 1979 The formation of a catalytically active complex between alpha 2M and L-asparaginase was confirmed by gel filtration on a Sephadex-G column and by polyacrylamide gel electrophoresis. sephadex 121-129 asparaginase and isoaspartyl peptidase 1 Homo sapiens 69-83