>tr|A0A4P7TMY7|A0A4P7TMY7_SHIFM Putrescine-binding periplasmic protein OS=Shigella flexneri serotype 5a GN=potD MKKWSRHLLAAGALALGMSAAHADDNNTLYFYNWTEYVPPGLLEQFTKETGIKVIYSTYE SNETMYAKLKTYKDGAYDLVVPSTYYVDKMRKEGMIQKIDKSKLTNFSNLDPDMLNKPFD PNNDYSIPYIWGATAIGVNGDAVDPKSVTSWADLWKPEYKGSLLLTDDAREVFQMALRKL GYSGNTTDPKEIEAAYNELKKLMPNVAAFNSDNPANPYMEGEVNLGMIWNGSAFVARQAG TPIDVVWPKEGGIFWMDSLAIPANAKNKEGALKLINFLLRPDVAKQVAETIGYPTPNLAA RKLLSPEVANDKTLYPDAETIKNGEWQNDVGAASSIYEEYYQKLKAGR