title: Preparation of nitrogenase from nodules and separation into components.
mesh_terms: D001419:Bacteria / Q000201:enzymology*; D002474:Cell-Free System; D002848:Chromatography, DEAE-Cellulose; D005069:Evaluation Studies as Topic; D046911:Macromolecular Substances; D008722:Methods; D009591:Nitrogenase / Q000302:isolation & purification*; D010944:Plants; D012231:Rhizobium / Q000201:enzymology; D013025:Glycine max
chemical_list: D046911:Macromolecular Substances; D009591:Nitrogenase