>sp|Q1R4J6|ATPF_ECOUT ATP synthase subunit b OS=Escherichia coli GN=atpF MNLNATILGQAIAFVLFVLFCMKYVWPPLMAAIEKRQKEIADGLASAERAHKDLDLAKAS ATDQLKKAKAEAQVIIEQANKRRSQILDEAKAEAEQERTKIVAQAQAEIEAERKRAREEL RKQVAILAVAGAEKIIERSVDEAANSDIVDKLVAEL