PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18386923-3 2008 X-ray diffraction studies on the crystalline complex salt of formula [CoII(1)...H2O]Cl(PF6)(4).2MeCN have shown that a water molecule is included in the cavity and the water oxygen atom receives six H-bonds from the C-H fragments of the three imidazolium subunits and of the three proximate pyridine rings, according to a slightly distorted trigonal prismatic geometry. pyridine 291-299 mitochondrially encoded cytochrome c oxidase II Homo sapiens 70-74