>sp|P0CL49|POTB_SALTY Spermidine/putrescine transport system permease protein PotB OS=Salmonella typhimurium GN=potB MKNTSKFQNVVIVTIVGWLVLFVFLPNLMIIGTSFLTRDDASFVKMVFTLDNYARLLDPL YFEVLLHSLNMALIATLSCLVLGYPFAWFLAKLPEKIRPLLLFLLIVPFWTNSLIRIYGL KIFLSTKGYLNEFLLWLGVIDTPIRIMFTPSAVIIGLVYILLPFMVMPLYSSIEKLDKPL LEAARDLGASKMQTFIRIIIPLTMPGIVAGCLLVMLPAMGLFYVSDLMGGAKNLLIGNVI KVQFLNIRDWPFGAATSITLTIVMGLMLLIYWRASRLLNKKVSDISD