>sp|B6I7L6|YFBU_ECOSE UPF0304 protein YfbU OS=Escherichia coli GN=yfbU MEMTNAQRLILSNQYKMMTMLDPANAERYRRLQTIIERGYGLQMRELDREFGELKEETCR TIIDIMEMYHALHVSWSNLQDQQSIDERRVTFLGFDAATEARYLGYVRFMVNVEGRYTHF DAGTHGFNAQTPMWEKYQRMLNVWHACPRQYHLSANEINQIINA