Superoxide dismutase

Definition:

EC Tree > 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
Superoxide dismutase is a metalloprotein (Cu/Zn in most eukaryotes, Mn/Fe in mitochondria and prokaryotes) that dismutates two superoxide radicals to O2 and H2O2, the primary antioxidant defense.

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