ATP synthase F1 sector epsilon subunit 137 ATPE_WHEAT F-ATPase epsilon subunit MKLNLYVLTPKRIIWDCEVKEIILSTNSGQIGVLPNHAPINTAVDMGPLRIRLLNDQWLTAVLWSGFARIVNNEIIILGNDAELGSDIDPEEAQKALEIAEANLSKAEGTKDLVEAKLALRRARIRIEAVNWIPPSN ATP synthase epsilon chain, chloroplastic Produces ATP from ADP in the presence of a proton gradient across the membrane. atpE