PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 15824782-10 2005 The reduction of [V(V)(O)2(tpa)]+ in 0.05 M [(n-Bu)4N]PF6 acetonitrile showed a major irreversible reduction wave V(V)/(IV) at -1.48 V. The metal reduction potentials of the oxovanadium(IV) and dioxovanadium(V) species are very close, reinforcing the significant influence of the oxo ligand(s). oxo 174-177 sperm associated antigen 17 Homo sapiens 54-57