title: Stability and ferrous iron content of the nitrogenase and its components from Azotobacter vinelandii.
mesh_terms: D000693:Anaerobiosis; D001205:Ascorbic Acid / Q000494:pharmacology; D001395:Azotobacter / Q000201:enzymology*; D002848:Chromatography, DEAE-Cellulose; D003080:Cold Temperature; D004789:Enzyme Activation / Q000187:drug effects; D006873:Hydroquinones / Q000494:pharmacology; D007501:Iron / Q000032:analysis; D008722:Methods; D008982:Molybdenum / Q000032:analysis; D009584:Nitrogen / Q000494:pharmacology; D009586:Nitrogen Fixation; D010088:Oxidoreductases / Q000032:analysis* / Q000302:isolation & purification; D010100:Oxygen / Q000494:pharmacology; D011189:Potassium Chloride / Q000494:pharmacology; D013696:Temperature
chemical_list: D006873:Hydroquinones; D011189:Potassium Chloride; D008982:Molybdenum; D007501:Iron; D010088:Oxidoreductases; D009584:Nitrogen; D001205:Ascorbic Acid; D010100:Oxygen