>tr|A0A2A2XJV4|A0A2A2XJV4_SHIFL Pyrimidine/purine nucleoside phosphorylase OS=Shigella flexneri GN=yaiE MLQSNEYFSGKVKSIGFSSSSTGRASVGVMVEGEYTFSTAEPEEMTVISGALNVLLPDAT DWQVYEAGSVFNVPGHSEFHLQVAEPTSYLCRYL