POTB_ECOLI
Spermidine/putrescine transport system permease protein PotB
MIVTIVGWLVLFVFLPNLMIIGTSFLTRDDASFVKMVFTLDNYTRLLDPL
YFEVLLHSLNMALIATLACLVLGYPFAWFLAKLPHKVRPLLLFLLIVPFW
TNSLIRIYGLKIFLSTKGYLNEFLLWLGVIDTPIRIMFTPSAVIIGLVYI
LLPFMVMPLYSSIEKLDKPLLEAARDLGASKLQTFIRIIIPLTMPGIIAG
CLLVMLPAMGLFYVSDLMGGAKNLLIGNVIKVQFLNIRDWPFGAATSITL
TIVMGLMLLVYWRASRLLNKKVELE
Legend:
Inside
Membrane
Outside
Re-entrant loop
Beta barrel inside
Periplasm
Interfacial helix
Legend:
Inside
Membrane
Outside
Re-entrant loop
Beta barrel inside
Periplasm
Interfacial helix
