Nitrogenase (flavodoxin) () is an enzyme with systematic name reduced flavodoxin:dinitrogen oxidoreductase (ATP-hydrolysing). This enzyme catalyses the following chemical reaction 6 reduced flavodoxin + 6 H+ + N2 + n ATP 6 oxidized flavodoxin + 2 NH3 + n ADP + n phosphate The enzyme is a complex of two proteins containing iron-sulfur centres and molybdenum. See also Nitrogenase References External links EC 1.19.6