PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2577732-2 1986 According to the rates of reduction and the concentration of O2- and H2O2, the metal complexes may serve either as catalyst of O2- dismutation or as catalysts of the reaction between O2- and H2O2 to form OH. Superoxides 61-63 immunoglobulin kappa variable 1D-39 Homo sapiens 183-195