title: Physical and chemical properties of the nitrogenase proteins form Azotobacter vinelandii.
mesh_terms: D000596:Amino Acids; D001395:Azotobacter / Q000201:enzymology*; D001426:Bacterial Proteins / Q000032:analysis*; D002498:Centrifugation; D002850:Chromatography, Gel; D004586:Electrophoresis; D007501:Iron; D007525:Isoelectric Focusing; D008970:Molecular Weight; D008982:Molybdenum; D009591:Nitrogenase; D011487:Protein Conformation
chemical_list: D000596:Amino Acids; D001426:Bacterial Proteins; D008982:Molybdenum; D007501:Iron; D009591:Nitrogenase