>sp|E1WF94|POTB_SALTS Spermidine/putrescine transport system permease protein PotB OS=Salmonella typhimurium GN=potB MKNTSKFQNVVIVTIVGWLVLFVFLPNLMIIGTSFLTRDDASFVKMVFTLDNYARLLDPL YFEVLLHSLNMALIATLSCLVLGYPFAWFLAKLPEKIRPLLLFLLIVPFWTNSLIRIYGL KIFLSTKGYLNEFLLWLGVIDTPIRIMFTPSAVIIGLVYILLPFMVMPLYSSIEKLDKPL LEAARDLGASKMQTFIRIIIPLTMPGIVAGCLLVMLPAMGLFYVSDLMGGAKNLLIGNVI KVQFLNIRDWPFGAATSITLTIVMGLMLLIYWRASRLLNKKVSDISD