>tr|A0A1X3ICN4|A0A1X3ICN4_ECOLX Glutathione-regulated potassium-efflux system ancillary protein KefF OS=Escherichia coli M056 GN=kefF MILIIYAHPYPHHSHANKRMLEQARTLEGVEIRSLYQLYPDFNIDIAAEQEALSRADLIV WQHPMQWYSIPPLLKLWIDKVFSHGWAYGHGGTALHGKHLLWAVTTGGGESHFEIGAHPG FDVLSQPLQATAIYCGLNWLPPFAMHCTFICDDETLEGQARHYKQRLLEWQEAHHG