>sp|B7NNX3|YFBU_ECO7I UPF0304 protein YfbU OS=Escherichia coli O7:K1 GN=yfbU MEMTNAQRLILSNQYKMMTMLDPANAERYRRLQTIIERGYGLQMRELDREFGELKEETCR TIIDIMEMYHALHVSWSNLQDQQSIDERRVTFLGFDAATEARYLGYVRFMVNVEGRYTHF DAGTHGFNAQTPMWEKYQRMLNVWHACPRQYHLSANEINQIINA