Separation of the nitrogenase system of azotobacter into three components and purification of one of the components.
D001395:Azotobacter / Q000201:enzymology*; D002474:Cell-Free System; D002848:Chromatography, DEAE-Cellulose; D002850:Chromatography, Gel; D004586:Electrophoresis; D005288:Ferredoxins / Q000302:isolation & purification; D007501:Iron / Q000032:analysis; D008970:Molecular Weight; D009586:Nitrogen Fixation; D010084:Oxidation-Reduction; D010088:Oxidoreductases / Q000302:isolation & purification*; D013057:Spectrum Analysis; D014461:Ultracentrifugation; D015032:Zinc / Q000032:analysis
D005288:Ferredoxins; D007501:Iron; D010088:Oxidoreductases; D015032:Zinc