title: Regulation and genetics of bacterial nitrogen fixation.
mesh_terms: D004794:Enzyme Repression; D005111:Extrachromosomal Inheritance; D005796:Genes; D007711:Klebsiella pneumoniae / Q000201:enzymology / Q000378:metabolism*; D008954:Models, Biological; D009154:Mutation; D009584:Nitrogen / Q000378:metabolism; D009586:Nitrogen Fixation; D009591:Nitrogenase / Q000096:biosynthesis; D010641:Phenotype; D010944:Plants / Q000378:metabolism; D012231:Rhizobium / Q000201:enzymology / Q000378:metabolism*; D013559:Symbiosis
chemical_list: D009591:Nitrogenase; D009584:Nitrogen