PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 6647573-6 1983 Electrophoresis of solubilized McCoy cell lysate pellet revealed a 14C-polyamine conjugated protein peak with Mr approximately or equal to 70,000 (CLPP). 14c-polyamine 67-80 caseinolytic mitochondrial matrix peptidase proteolytic subunit Mus musculus 147-151