| 15 transmembrane subunits |
| A - Tilt: 17° - Segments: 1(13-37) |
| B - Tilt: 15° - Segments: 1(16-40) |
| C - Tilt: 24° - Segments: 1(16-41) |
| D - Tilt: 31° - Segments: 1(16-41) |
| E - Tilt: 30° - Segments: 1(16-42) |
| F - Tilt: 22° - Segments: 1(20-43) |
| G - Tilt: 14° - Segments: 1(26-43) |
| H - Tilt: 17° - Segments: 1(28-43) |
| I - Tilt: 27° - Segments: 1(27-43) |
| J - Tilt: 31° - Segments: 1(27-43) |
| K - Tilt: 27° - Segments: 1(30-43) |
| L - Tilt: 22° - Segments: 1(35-43) |
| M - Tilt: 16° - Segments: 1(38-43) |
| N - Tilt: 11° - Segments: 1(39-43) |
| O - Tilt: 21° - Segments: 1(39-43) |