>tr|A0A6N0GQA2|A0A6N0GQA2_9CARY Cytochrome b559 subunit alpha OS=Rheum franzenbachii GN=psbE MSGSTGERSFADIITSIRYWVIHSITIPSLFIAGWLFVSTGLAYDVFGSPRPNEYFTESR QGIPLITGRFDSLEQLDEFSRSF