Nitrite dismutase

Nitrite dismutase (, Prolixin S, Nitrophorin 7) is an enzyme with systematic name nitrite:nitrite oxidoreductase. This enzyme catalyses the following chemical reaction


 * 3 nitrite + 2 H+ $$\rightleftharpoons$$ 2 nitric oxide + nitrate + H2O

Nitrite dismutase contains ferriheme b.