>tr|F4VFH9|F4VFH9_ECOLX Spermidine export protein MdtI OS=Escherichia coli H591 GN=mdtI MAQFEWVHAAWLALAIVLEIVANVFLKFSDGFRRKIFGLLSLAAVLAAFSALSQAVKGID LSVAYALWGGFGIAATLAAGWILFGQRLNRKGWIGLVLLLAGMIMVKLA