>sp|P57125|ATPE_BUCAI ATP synthase epsilon chain OS=Buchnera aphidicola subsp. Acyrthosiphon pisum GN=atpC MNFYLDVVSLTKTIFSGFVEKIRVSGSEGELGIYPGHAQLLSILKPGMVYIFHKKDKKEE CIYISGGILEVQPSVVSILADVAIHAIDLDRSRILKTKKNAEESIKSNNTKINKDAILLQ ISKEIAKLRVLEVMDKFK