Definition of Superoxide dismutases (SOD)

1. Enzymes (EC 1.15.1.1) which catalyze the dismutation reaction of superoxide anion to dihydrogen peroxide and dioxygen. The enzymes have active sites containing either copper and zinc (Cu/Zn-superoxide dismutase), or iron (Fe-superoxide dismutase), or manganese (Mn-superoxide dismuta