>tr|Q6US86|Q6US86_RHORU FixB OS=Rhodospirillum rubrum OX=1085 GN=fixB PE=3 SV=1
MSEEKKPAPAAAGRGAAKKELSEHFKTYKDVWVFIEMERGKVHTVSWELLGEGRKLADKLGVQLAAVILGPPGNDLKQAI
SDAWSYGADLAYVVSEPLLKDYRNEPYSKALTDLVNTHKPEILLLGASTLGRDLAGSVATTLKTGLTADCTELAIDDDRC
LAATRPTFGGTLLCTIFTLNFRPQMATIRPRVMAMPERRDAKPGRVIEFKLSMVEDDIVTKILDFVPDTSTEEAHLAYAD
IVVAGGLGMGNPGNFRLITDLAAVLGAEYGGSRPTIQKGWISADRQIGQTGKTIRPKLYIAAGISGAIQHRVGVEGADMI
LAINTDANAPIFEFAHYGLVGDATRILPALTKAFEARLAVRRMAS