PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 26885710-6 2016 Presumably octahedral species, in which the Mn(II) ion was bound to oxygens of the carboxyl groups of Glu and Asp, and species where the involvement of sulfur from Cys and nitrogen from His residues, depending on the metal to ligand molar ratio, were detected for manganese coordination. Manganese(2+) 44-50 assembly factor for spindle microtubules Homo sapiens 110-113