>tr|A0A837JK15|A0A837JK15_9BACT ATP synthase epsilon chain OS=Aliarcobacter butzleri L354 GN=atpC MDTIKLSIVTPNGEIFNDDVKTVTLPGKEGEFGVLPGHSSLVSSLTVGVIVIEKVDSTEA VAINWGHVKVDEKSVDVLADGAIALTAGKDSEIAKNIEAAKELVNSVKDSNISVAAVEAK INSFA