>sp|P96689|YDFK_BACSU Uncharacterized membrane protein YdfK OS=Bacillus subtilis GN=ydfK MFGTIFNTVMIIAGSIIGGIFKKGIKDEYQDILMQAMGFAAVALGINAITQHLPDSKYPI LFIVSLAIGGLLGQIINLELRFNKLVNKFSKSNLAEGLSTAVLLFCIGSLSILGPVEAAL HGDYTYLLTNGMLDGITSIVLASTFGFGIAAAALVLFSWQGSIYLFAQVMESAINTDLIN EITIVGGILILSSGLSILGIKKFKTLNLLPSLLIPPVVIFVIHAFGLRF