PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8463269-9 1993 The coordination of the central cobalt atom is predicted to be similar to that of heme and to involve His56 and His127 of rabbit hemopexin. Cobalt 32-38 hemopexin Oryctolagus cuniculus 129-138