P06662NIFD_ACIFINitrogenase molybdenum-iron protein alpha chain1.18.6.1DinitrogenaseNitrogenase component InifDAcidithiobacillus ferriduransBacteriaPseudomonadotaAcidithiobacilliaAcidithiobacillalesAcidithiobacillaceaeAcidithiobacillusSequence and structural analysis of the alpha- and beta-dinitrogenase subunits of Thiobacillus ferrooxidans.NUCLEOTIDE SEQUENCE [GENOMIC DNA]Nucleotide sequence of the gene encoding the nitrogenase iron protein of Thiobacillus ferrooxidans.NUCLEOTIDE SEQUENCE [GENOMIC DNA]This molybdenum-iron protein is part of the nitrogenase complex that catalyzes the key enzymatic reactions in nitrogen fixation.16 ATP + 16 H2O + N2 + 8 reduced [2Fe-2S]-[ferredoxin] = 16 ADP + 6 H(+) + H2 + 2 NH4(+) + 8 oxidized [2Fe-2S]-[ferredoxin] + 16 phosphate[8Fe-7S] clusterBinds 1 [8Fe-7S] cluster per heterodimer.[7Fe-Mo-9S-C-homocitryl] clusterBinds 1 [7Fe-Mo-9S-C-homocitryl] cluster per subunit.Tetramer of two alpha and two beta chains. Forms complex with the iron protein (nitrogenase component 2).Belongs to the NifD/NifK/NifE/NifN family.ATP-bindingIronIron-sulfurMetal-bindingMolybdenumNitrogen fixationNucleotide-bindingOxidoreductase[8Fe-7S] clusterligand shared with beta chain[8Fe-7S] clusterligand shared with beta chain[8Fe-7S] clusterligand shared with beta chain[7Fe-Mo-9S-C-homocitryl] cluster[7Fe-Mo-9S-C-homocitryl] clusterVCEVSFMSISAEDLSTQPQRRKLPEIAELIDETLKAYPEKFAKRRAKHLNVYEEGKSECDVKSNIKSVPGVMTIRGCAYAGSYGVVWSPVKDMIHISHGPVGCGHYARAGRRAYYIGTTGVDTYTTMHFTSDFQEKDIVFGGDKKLAKLMDELEELFPMSKGITVQSECPIGLIGDDIEAVSKKKAAEFGKPVVPNRCEGFRGVSQSLGHHIANDSIRDWVLDPAADKHPDFESTPYDVTLLGDYNIGGDWGSRIILEEMGLRVIAQWSGDAPSRSSTASSKSKLNLLHCYRSVNYITRHMEEKYGIPYIEFNFFGPTKIKESLRQIAAFFDESIQEKAEKAIAKYQPQWDAVVEKFRPRLEGKKVMLFVGGLRPGHTIGAFEDLGMEVIGTGYEFGHNDDYQRTTHEIKGNTLIYDDVTGYEFEKFAEKLRPDLVASGVKEKYIFQKMGFPFRQMHSWDYSGPYHGPDGFAIFARDMDMAVNNPVWGLTQAPWK
Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms Distributed under the Creative Commons Attribution (CC BY 4.0) License