>sp|P0AFL1|POTI_ECOLI Putrescine transport system permease protein PotI OS=Escherichia coli GN=potI MNNLPVVRSPWRIVILLLGFTFLYAPMLMLVIYSFNSSKLVTVWAGWSTRWYGELLRDDA MMSAVGLSLTIAACAATAAAILGTIAAVVLVRFGRFRGSNGFAFMITAPLVMPDVITGLS LLLLFVALAHAIGWPADRGMLTIWLAHVTFCTAYVAVVISSRLRELDRSIEEAAMDLGAT PLKVFFVITLPMIMPAIISGWLLAFTLSLDDLVIASFVSGPGATTLPMLVFSSVRMGVNP EINALATLILGAVGIVGFIAWYLMARAEKQRIRDIQRARRG