Dinitrogenase ReductaseRhodospirillum rubrumNitrogenaseADP Ribose TransferasesAzospirillum brasilenseAzotobacter vinelandiiFerredoxinsAdenosine Diphosphate RiboseN-Glycosyl HydrolasesNitrogen FixationAzotobacterPII Nitrogen Regulatory ProteinsGlycoside HydrolasesNicotinamide MononucleotidePhotoaffinity LabelsOxidoreductasesMolybdoferredoxinNADAnabaenaDarknessQuaternary Ammonium CompoundsCross-Linking ReagentsTricarboxylic AcidsNitrate ReductasesAdenosine DiphosphateGene Expression Regulation, BacterialHydroxymethylglutaryl CoA ReductasesGenes, BacterialRibonucleotide ReductasesBacterial ProteinsCytochrome-B(5) ReductaseNitrite ReductasesNiacinamideGlutamineAnabaena variabilisImmunoblottingProtein Processing, Post-Translational