>sp|A4SFU6|NIFH_CHLPM Nitrogenase iron protein OS=Chlorobium phaeovibrioides GN=nifH MRKVAIYGKGGIGKSTTTQNTVAALAEMGKKVMVVGCDPKADSTRLLLGGLQQKTVLDTL REEGEEVELEDIIKGGYKNTRCTESGGPEPGVGCAGRGIITSVNLLEQLGAYDDEWELDY VFYDVLGDVVCGGFAMPIRDGKAEEIYIVCSGEMMAMYAANNICKGILKYADAGGVRLGG LICNSRQVENEKAMIEELARKIGTQMIHFVPRDNFVQRAEINRKTVIDYDPTHKQADEYR ALAQKINDNKMFVIPKPLEIEELESLLIEFGIAN