PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 27273116-6 2016 While maintains near-TP configurations in the presence of metal ions with strong octahedral preferences, distorts towards predominantly octahedral co-ordination geometries, increasing in the order Co(II) < Ni(II) < Fe(II) and no trigonal prismatic structures. ammonium ferrous sulfate 221-227 mitochondrially encoded cytochrome c oxidase II Homo sapiens 197-203