Protein
Nitrogenase vanadium-iron protein beta chain
Organism
Anabaena variabilis (strain ATCC 29413 / PCC 7937)
Function
This vanadium-iron protein is part of the nitrogenase complex that catalyzes the key enzymatic reactions in nitrogen fixation.
Similarity
Belongs to the NifD/NifK/NifE/NifN family.
Sequence
MTLAVNKKERAGVINPIFTCQPAGAEYATIGVKDCIPLVHGGQGCSMFVRLIFAQHLKENFDIASSSLHEASAVFGGMPRIEEGVKTLVARYPDLRLIPIITTCSTETIGDDVEGTINKVNKFLKKEYPNREVKLIPVHTPSYRGSQVTGYDAGVTSLITNLAKKGEPNGKLNIITGWVNPGDVTEVKHILSEMGVDANILLDTETFNAPTMPDKNSFTFGNTTIEDIAGSANAIGTIALCKYEGGNAAKFLQEQFDVPAIVGPTPIGIKNTDAWLQNIKKLTGKPIPESLVVERGKAIDSLADLAHMYFANKRVAIYGDPDLVIGLAEFCLEVELEPVLLLLGDDNQAASKDPRLAELAKRANHAEYDIDVIWNADLWELESRVKEKGDIDLILGHSKGRYIAIDNKIPMVRVGFPTFDRAGLWKNPVIGYRGAEWLGDAIANAMFADMEYKHDREWILNVW