>sp|B7N7S1|KEFF_ECOLU Glutathione-regulated potassium-efflux system ancillary protein KefF OS=Escherichia coli O17:K52:H18 GN=kefF MILIIYAHPYPHHSHANKRMLEQARTLEGVEIRSLYQLYPDFNIDIAAEQEALSRADLIV WQHPMQWYSIPPLLKLWIDKVFSHGWAYGHGGTALHGKHLLWAVTTGGGESHFEIGAHPG FDVLSQPLQATAIYCGLNWLPPFAMHCTFICDDETLEGQARHYKQRLLEWQEAHHG