sp|Q1GAW4|ATPE_LACDA ATP synthase epsilon chain OS=Lactobacillus delbrueckii subsp. bulgaricus (strain ATCC 11842 / DSM 20081 / BCRC 10696 / JCM 1002 / NBRC 13953 / NCIMB 11778 / NCTC 12712 / WDCM 00102 / Lb 14) OX=390333 GN=atpC PE=3 SV=1