>sp|Q3B2P6|NIFH_CHLL3 Nitrogenase iron protein OS=Chlorobium luteolum GN=nifH MRKVAIYGKGGIGKSTTTQNTVAGLAEMGKKVMVVGCDPKADSTRLLLGGLQQKTVLDTL REEGEEVELEDIIKEGYRNTRCTESGGPEPGVGCAGRGIITSVNLLEQLGAYDEEWDLDY VFYDVLGDVVCGGFAMPIRDGKAEEIYIVCSGEMMAMYAANNICKGILKYADAGGVRLGG LICNSRKVDNEREMIEELARKIGTQMIHFVPRDNFVQRAEINRKTVIDYDPTHGQADEYR ALARKIDENEMFVIPKPLEIEELESLLIEFGIAN