>sp|P06662|NIFD_ACIFI Nitrogenase molybdenum-iron protein alpha chain OS=Acidithiobacillus ferridurans GN=nifD MSISAEDLSTQPQRRKLPEIAELIDETLKAYPEKFAKRRAKHLNVYEEGKSECDVKSNIK SVPGVMTIRGCAYAGSYGVVWSPVKDMIHISHGPVGCGHYARAGRRAYYIGTTGVDTYTT MHFTSDFQEKDIVFGGDKKLAKLMDELEELFPMSKGITVQSECPIGLIGDDIEAVSKKKA AEFGKPVVPNRCEGFRGVSQSLGHHIANDSIRDWVLDPAADKHPDFESTPYDVTLLGDYN IGGDWGSRIILEEMGLRVIAQWSGDAPSRSSTASSKSKLNLLHCYRSVNYITRHMEEKYG IPYIEFNFFGPTKIKESLRQIAAFFDESIQEKAEKAIAKYQPQWDAVVEKFRPRLEGKKV MLFVGGLRPGHTIGAFEDLGMEVIGTGYEFGHNDDYQRTTHEIKGNTLIYDDVTGYEFEK FAEKLRPDLVASGVKEKYIFQKMGFPFRQMHSWDYSGPYHGPDGFAIFARDMDMAVNNPV WGLTQAPWK