AzotobacterAzotobacter vinelandiiNitrogenaseMolybdoferredoxinNitrogen FixationFerredoxinsMolybdenumFlavodoxinAcetyleneDinitrogenase ReductaseVanadiumHydroxybutyratesOxidoreductasesAlginatesMetalloproteinsCarbohydrate EpimerasesGenes, BacterialTungstenBacterial ProteinsPyruvate Dehydrogenase ComplexHexuronic AcidsElectron Spin Resonance SpectroscopyCytochrome d GroupDihydrolipoamide DehydrogenaseResorcinolsThiosulfate SulfurtransferaseOxidation-ReductionElectron Transport Chain Complex ProteinsDihydrolipoyllysine-Residue AcetyltransferaseMolecular Sequence DataDithioniteCarbohydrate DehydrogenasesGlucuronic AcidFlavoproteinsIron-Sulfur ProteinsIronNitrogenAmino Acid SequenceSpectrophotometryKlebsiella pneumoniaeHydrogenaseKineticsHydrogenCytochromesNonheme Iron Proteins