>sp|A0A384KG77|PURNU_SHIFL Purine nucleoside phosphorylase YfiH OS=Shigella flexneri OX=623 GN=yfiH PE=1 SV=1 MSKLIVPQWPLPKGVAACSSTRIGGVSLPPYDSLNLGAHCGDNPDHVEENRKRLFAAGNL PSKPVWLEQVHGKDVLKLTGEPYASKRADASYSNTPGTVCAVMTADCLPVLFCNRAGTEV AAVHAGWRGLCAGVLEETVSCFADKPENILAWLGPAIGPRAFEVGAEVREAFMAVDAKAS AAFIQHGDKYLADIYQLARQRLANVGVEQIFGGDRCTYTENETFFSYRRDKTTGRMASFI WLI