>tr|Q31UF5|Q31UF5_SHIBS Uridine phosphorylase OS=Shigella boydii serotype 4 (strain Sb227) OX=300268 GN=udp PE=3 SV=1 MSKSDVFHLGLTKNDLQGATLAIVPGDPDRVEKIAALMDKPVKLASHREFTTWRAELDGK PVIVCSTGIGGPSTSIAVEELAQLGIRTFLRIGTTGAIQPHINVGDVLVTTASVRLDGAS LHFAPLEFPAVADFECTTALVEAAKSIGATTHVGVTASSDTFYPGQERYDTYSGRVVRHF KGSMEEWQAMGVMNYEMESATLLTMCASQGLRAGMVAGVIVNRTQQEIPNAETMKQTESQ AVKIVVEAARRLL