>tr|R5NCU2|R5NCU2_BIFLN ATP synthase subunit b OS=Bifidobacterium longum CAG:69 GN=atpF MTQAASGIDLFIPEVYDIVWSLIILVIVAVFFYKFFMPKFNAIFDERAAKIQGNIAKAEQ ARKDADEAKAKYEAQLSTARVDAAKIRDDARAEASHIIADARSRAESDAAQITASAQRSI ESQHQQAIVSLKGEVGALATALAGKILGAKLEDNDVQSSMIDSMIDDLGAKK