PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 30585716-4 2019 Removing just one nitrogen linker between the Co(II)-binding bipyridine groups has a profound impact on the molecular geometry observed by single crystal analysis. 2,2'-Dipyridyl 61-71 mitochondrially encoded cytochrome c oxidase II Homo sapiens 46-52