>tr|D2AFN9|D2AFN9_SHIF2 Toxin relE OS=Shigella flexneri serotype X GN=SFxv_1737 MAYFLDFDERALKEWRKLGSTVREQLKKKLVEVLESPRIEANKLRGMPDCYKIKLRSSGY RLVYQVIDEKVVVFVISVGKRERSEVYSEAVKRIL