PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9554960-1 1998 The plant-type ubiquinol:oxygen oxidoreductase, commonly called the alternative oxidase, is a respiratory enzyme thought to contain non-heme iron at its active site. Iron 141-145 oxidoreductase Arabidopsis thaliana 32-46