PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 22885878-0 2012 The role of the bridging group in exchange coupling in dinuclear homo- and heterometallic Ni(II) and Co(II) complexes with oxalate, oxamidate and dithiooxamidate bridges. Oxalates 123-130 mitochondrially encoded cytochrome c oxidase II Homo sapiens 101-107