>tr|A0A2A2XS20|A0A2A2XS20_SHIFL ATP synthase epsilon chain OS=Shigella flexneri GN=atpC MAMTYHLDVVSAEQQMFSGLVEKIQVTGSEGELGIYPGHAPLLTAIKPGMIRIVKQHGHE EFIYLSGGILEVQPGNVTVLADTAIRGQDLDEARAMEAKRKAEEHISSSHGDVDYAQASA ELAKAIAQLRVIELTKKAM