PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25761244-1 2015 Heme oxygenase-1 (HO-1) is a 32 kDa protein which catalyzes the breakdown of heme to free iron, carbon monoxide and biliverdin. Heme 77-81 heme oxygenase 1 Homo sapiens 0-16 25761244-1 2015 Heme oxygenase-1 (HO-1) is a 32 kDa protein which catalyzes the breakdown of heme to free iron, carbon monoxide and biliverdin. Heme 77-81 heme oxygenase 1 Homo sapiens 18-22