>tr|Q8X7U0|Q8X7U0_ECO57 Type VI secretion protein OS=Escherichia coli O157:H7 OX=83334 GN=ECs_0230 PE=4 SV=1 MILDRERTTGSLFERMEASSARNRQGGSIHSLRQSIRQNLRNILNTRSGSCRGAPELGID EPEGAENFRESMSRAIEQCIERYEPRISHAEVQAVVSSASSPLDMTFHITAWVTFNETHE VLEFDMAPNGSQHYRVD