>sp|P71156|NIFH_MEGGA Nitrogenase iron protein OS=Megalodesulfovibrio gigas OX=879 GN=nifH PE=3 SV=1 MRKIAIYGKGGIGKSTTTQNTVAGLAEMGKRVMVVGCDPKADSTRLLLGGLSQRTVLDTL REEGEDVDLDDIVSPGFANTLCTESGGPEPGVGCAGRGIITSINLLEQLGAFKEEKKLDY TFYDVLGDVVCGGFAMPIREGKAQEIYIVVSGEMMAMYAANNICKGIVKYADAGGVRLGG LICNSRKVDNEDKLILALAERLGTQMIHFVPRDNQVQRAELMRKTVIEFSPEHPQADEYR ALANKIDQNQMFVVPKPLSIEELEKLLVDHGIMN