>tr|A0AA89ZJQ1|A0AA89ZJQ1_ANAVA Nitrogenase iron protein OS=Trichormus variabilis FACHB-171 GN=nifH MTDENIRQIAFYGKGGIGKSTTSQNTLAAMAEMGQRIMIVGCDPKADSTRLMLHSKAQTT VLHLAAERGAVEDLELHEVMLTGFRGVKCVESGGPEPGVGCAGRGIITAINFLEENGAYQ DLDFVSYDVLGDVVCGGFAMPIREGKAQEIYIVTSGEMMAMYAANNIARGILKYAHSGGV RLGGLICNSRKVDREDELIMNLAERLNTQMIHFVPRDNIVQHAELRRMTVNEYAPDSNQG QEYRALAKKIINNDKLTIPTPMEMDELEALLIEYGLLDDDTKHSEIIGKPAEATK