>sp|Q44484|NIFH2_TRIV2 Nitrogenase iron protein 2 OS=Trichormus variabilis (strain ATCC 29413 / PCC 7937) OX=240292 GN=nifH2 PE=3 SV=2 MIDNIRQIAFYGKGGIGKSTTSQNTIAGLAEMGERIMIVGCDPKADSTRLMLHSKAQTTI LHLAAERGAVEDLELDEVLLTGYQGVKCVESGGPEPGVGCAGRGIITAINFLEENGAYED LDFVSYDVLGDVVCGGFAMPIREGKAQEIYIVCSGEMMAMYAANNIARGILKYAHSGGVR LGGLICNSRNVDREVELIEALAERLNTQMIHFVPRNNVVQHAELRRMTVIEYATEHPQAN EYRTLAKKIKENTKLTIPTPISMDELEELLVEFGILGGEEEYQKAIAQDAGKAVVV