>4DXW_1|Chains A, B, C, D|Ion transport protein|alpha proteobacterium HIMB114 (684719) MTPFFSSLKDNRIFQFTVVSIIILNAVLIGATTYELDPLFLETIHLLDYGITIFFVIEILIRFIGEKQKADFFKSGWNIFDTVIVAISLIPIPNNSSFLVLRLLRIFRVLRLISVIPELKQIIEAILESVRRVFFVSLLLFIILYIYATMGAILFGNDDPSRWGDLGISLITLFQVLTLSSWETVMLPMQEIYWWSWVYFFSFIIICSITILNLVIAILVDVVIQKKLE