PteridinesCoenzymesMetalloproteinsMolybdenumSulfurtransferasesNitrate ReductaseNitrate ReductasesPterinsCarbon-Sulfur LyasesEscherichia coliEscherichia coli ProteinsMolybdoferredoxinAldehyde OxidaseXanthine DehydrogenaseTungstenMolecular Sequence DataBacterial ProteinsSulfite OxidaseSequence Homology, Amino AcidSulfurAmino Acid SequenceTungsten CompoundsOxidoreductases Acting on Sulfur Group DonorsIron-Sulfur ProteinsMetal Metabolism, Inborn ErrorsIndolequinonesChloratesXanthine OxidaseOxidoreductasesAldehyde OxidoreductasesMutationNitrate Reductase (NADH)Rhodobacter capsulatusModels, MolecularXanthineMetalloexopeptidasesFormate DehydrogenasesSulfite DehydrogenaseSulfidesGuanine NucleotidesElectron Spin Resonance SpectroscopyApoenzymesOxidation-ReductionSulfitesPurine-Pyrimidine Metabolism, Inborn ErrorsSpectrophotometryNitrogenaseBrain Diseases, Metabolic, InbornKineticsOrganometallic CompoundsGuanosine Monophosphate