>tr|C6B4Y3|C6B4Y3_RHILS 4Fe-4S ferredoxin iron-sulfur binding domain protein OS=Rhizobium leguminosarum bv. trifolii GN=Rleg_4923 MAFKIIASQCTQCGACEFECPSGAISFKTDRFVVDPKICTECRIEFDAPKCRAICPMPNT CVPA