>sp|P16266|ANFD_AZOVI Nitrogenase iron-iron protein alpha chain OS=Azotobacter vinelandii GN=anfD MPHHEFECSKVIPERKKHAVIKGKGETLADALPQGYLNTIPGSISERGCAYCGAKHVIGT PMKDVIHISHGPVGCTYDTWQTKRYISDNDNFQLKYTYATDVKEKHIVFGAEKLLKQNII EAFKAFPQIKRMTIYQTCATALIGDDINAIAEEVMEEMPEVDIFVCNSPGFAGPSQSGGH HKINIAWINQKVGTVEPEITGDHVINYVGEYNIQGDQEVMVDYFKRMGIQVLSTFTGNGS YDGLRAMHRAHLNVLECARSAEYICNELRVRYGIPRLDIDGFGFKPLADSLRKIGMFFGI EDRAKAIIDEEVARWKPELDWYKERLMGKKVCLWPGGSKLWHWAHVIEEEMGLKVVSVYI KFGHQGDMEKGIARCGEGTLAIDDPNELEGLEALEMLKPDIILTGKRPGEVAKKVRVPYL NAHAYHNGPYKGFEGWVRFARDIYNAIYSPIHQLSGIDITKDNAPEWGNGFRTRQMLSDG NLSDAVRNSETLRQYTGGYDSVSKLREREYPAFERKVG