>sp:NIFD_AZOBR [P25313] RecName: Full=Nitrogenase molybdenum-iron protein alpha chain; EC=1.18.6.1; AltName: Full=Dinitrogenase; AltName: Full=Nitrogenase component I; MSLSVNEGVDVKGLVDKVLEAYPEKSRRRRAKHLNVLEAEAKDCGVKSNIKSIPGVMTIR GCAYAGSKGVVWGPIKDMIHISHGPVGCGYYSWSGRRNYYVGDTGVDKLGTMHFTSDFQE KDIVFGGDKKLHKVIEEINELFPLVNGISIQSECPIGLNGDDIEGVSKAKSEELGKPVVP VRCEGFRGVSQSLGHHIANDVIRDWILPKKTEPKEGFVSTPYDVTIIGDYNIGGDAWASR ILLEEIGLRVIAQWSGDGTLAELENQPKAKVNLIHSYRSMNYIARHMEEKFGIPWMEYNF FGPSQIAESLRKIAALFDDTIKENAEKVIAKYQPMVDAVVGDAALRAHGTKGRVPLKPLG PRHRPIVDAYHDLGMEIVGTGYEFAHNDDYQRTQHYVKEGTLIYDDVTAFELEKFVELMR PDLVASGIKEKYVFQKMGLPFRQMHSWDYSGPYHGYDGFAIFARDMDLAINNPVWGIMKA PF