title: Electron paramagnetic resonance studies on nitrogenase. I. The properties of molybdoferredoxin and azoferredoxin.
mesh_terms: D003013:Clostridium / Q000201:enzymology*; D004578:Electron Spin Resonance Spectroscopy; D005288:Ferredoxins; D005292:Ferricyanides; D008982:Molybdenum; D009586:Nitrogen Fixation; D010084:Oxidation-Reduction; D010088:Oxidoreductases
chemical_list: D005288:Ferredoxins; D005292:Ferricyanides; D008982:Molybdenum; D010088:Oxidoreductases