Molecular weights of nitrogenase components from Azotobacter vinelandii.
D001395:Azotobacter / Q000201:enzymology*; D004591:Electrophoresis, Polyacrylamide Gel; D008970:Molecular Weight; D009591:Nitrogenase / Q000302:isolation & purification; D014461:Ultracentrifugation
D009591:Nitrogenase