Enzymes [BR:mbar01000] 1. Oxidoreductases 1.15 Acting on superoxide as acceptor 1.15.1 Acting on superoxide as acceptor (only sub-subclass identified to date) 1.15.1.1 superoxide dismutase MSBR2_0627 Superoxide dismutase (Mn/Fe) K04564 SOD2; superoxide dismutase, Fe-Mn family [EC:1.15.1.1]