>tr|S4Z0X5|S4Z0X5_HORVS Cytochrome b559 subunit alpha OS=Hordeum vulgare subsp. spontaneum GN=psbE MSGSTGERSFADIITSIRYWVIHSITIPSLFIAGWLFVSTGLAYDVFGSPRPNEYFTESR QGIPLITDRFDSLEQLDEFSRSF