>sp|Q07933|ANFD_RHOCA Nitrogenase iron-iron protein alpha chain OS=Rhodobacter capsulatus GN=anfD MPYHEFEVSKCIPERREHAVMKAAGEDLTSCLPKGYLNTIPGTISERGCAYCGAKHVIGT PMKDVIHISHGPNGCTYDTWQTKRYISDNDNFQLKYTFATDVKEKHVVFGAEGLLKKSMH EAFDAFPNIKRMTVYQTCTTALIGDDVDAIAKEVMEERGDVDVFVCNSPGFAGPSQSGGH HKINIAWLNQKVGTVEPDYLGEHVINYVGEYNIQGDQEVMIDYFNRMGIQVLSTFTGNGS YDSLRMMHRAHLNVLECARSAEYICDELRARYGIPRLDIDGFGFEPLANSLRKVALFFGI EDKAEAIIAEEYAKWKPQLDWYKERLKGKKVCLWPGGSKLWHWAHAIEEEMGLKVVSVYT KFGHQGDMEKGVSRCGEGALAIDDPNELESVEAIEMLKPDIIFTGKRPGEFVKKHGVPYL NAHAYHNGPYKGFEGWVRFARDIYNAIYSPMRQLAALDISAPDAAITSGFRTAKMNADLT VSDEVKFSEVLHEYTGKYDSIAEIRARNQPMPPSRKLRDAVQPAAE