fixB MSEQPKKPTKKKVELDPRFVDVRHVWVCIESERGVVHPVSWELLGEGRKSVDALGGELYGVVICGPGERGKEICGEPVQHGADKAYLLQHEILRDYRNEPYTKALTDLVTATQPEILMLGATTLGRDLAGSVATTLGTGLVADCTELVIDTETRNLASTRPTFDGSLLCKPSSAQRHRPQMATVRPRMAMPEPDASRSGEIIEVPFSMIETDIITKVLEFIPDDTRDKPNLPFADIIVAGGRGLRNQENFQLVWDLAKVLGAEVGASRPIVQAGWAELDRQVGQSGKTVRPKLYIAAGISGAIQHRVGMDGADVIIAINTDPNAPIFDFAHYGIVGNAITVLPALTEAFKARLGQLKKAG 360 FIXB_AZOVI Protein fixB May play a role in a redox process involved in nitrogen fixation.