PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 12485818-3 2003 Plasmin treatment caused matrix metalloproteinase activation and collagen degradation as measured by gelatin zymography, hydroxyproline assays, and scanning electron microscopy. Hydroxyproline 121-135 plasminogen Homo sapiens 0-7