SOD1 and cancer: The primary product of the reactions driven by these SOD enzymes is H2O2 (Equation (1)), making pharmaceutical mimetics of SOD enzymes valuable tools to generate therapeutic levels of H2O2 to enhance cancer cell killing.(1)2O2∙−+2H+ →SOD,   k ≈ 6.4∗109 M−1s−1 H2O2+O2