>tr|A0A2S1NRZ7|A0A2S1NRZ7_9GENT Cytochrome b559 subunit alpha OS=Asclepias involucrata GN=psbE MSGSTGERSFADIITSIRYWVIHSITIPSLFIAGWLFVSTGLAYDVFGSPRPNEYFTESR QGIPLITGRFDPLEQLDEFSRSF