| 9 transmembrane subunits |
| A - Tilt: 5° - Segments: 1(189-207), 2(233-251) |
| B - Tilt: 5° - Segments: 1(23-45), 2(62-80), 3(88-107), 4(125-137), 5(141-160), 6(200-211), 7(225-239) |
| C - Tilt: 5° - Segments: 1(49-69), 2(91-109), 3(136-156), 4(174-193), 5(253-258) |
| E - Tilt: 5° - Segments: 1(189-207), 2(233-251) |
| F - Tilt: 5° - Segments: 1(23-45), 2(62-80), 3(88-107), 4(125-137), 5(141-160), 6(200-211), 7(225-239) |
| G - Tilt: 4° - Segments: 1(49-69), 2(91-109), 3(136-156), 4(174-193), 5(253-258) |
| I - Tilt: 5° - Segments: 1(189-207), 2(233-251) |
| J - Tilt: 5° - Segments: 1(23-45), 2(62-80), 3(88-107), 4(125-137), 5(141-160), 6(200-211), 7(225-239) |
| K - Tilt: 5° - Segments: 1(49-69), 2(91-109), 3(136-156), 4(174-193), 5(253-258) |