title: Genetic engineering of symbiotic nitrogen fixation.
mesh_terms: D000255:Adenosine Triphosphate / Q000378:metabolism; D002245:Carbon Dioxide / Q000378:metabolism; D000242:Cyclic AMP / Q000378:metabolism; D006152:Cyclic GMP / Q000378:metabolism; D005818:Genetic Engineering; D009586:Nitrogen Fixation; D010088:Oxidoreductases / Q000378:metabolism; D012231:Rhizobium / Q000235:genetics / Q000378:metabolism; D013559:Symbiosis
chemical_list: D002245:Carbon Dioxide; D000255:Adenosine Triphosphate; D000242:Cyclic AMP; D010088:Oxidoreductases; D006152:Cyclic GMP