>tr|A0A2A2XLX2|A0A2A2XLX2_SHIFL UPF0304 protein YfbU OS=Shigella flexneri GN=yfbU MEMTNAQRLILSNQYKMMTMLDPANAERYRRLQTIIERGYGLQMRELDREFGELKEETCR TIIDIMEMYHALHVSWSNLQDQQSIDERRVTFLGFDAATEARYLGYVRFMVNVEGRYTHF DAGTHGFNAQTPMWEKYQRMLNVWHACPRQYHLSANEINQIINA