| 16 transmembrane subunits |
| A - Tilt: 8° - Segments: 1(32-53), 2(112-134), 3(143-160), 4(196-218), 5(271-295) |
| B - Tilt: 3° - Segments: 1(17-39), 2(95-115), 3(135-159), 4(197-218), 5(234-255), 6(451-474) |
| C - Tilt: 9° - Segments: 1(49-71), 2(112-133), 3(157-178), 4(233-253), 5(268-290), 6(425-446) |
| D - Tilt: 2° - Segments: 1(32-54), 2(109-132), 3(141-162), 4(195-217), 5(252-257), 6(266-288) |
| E - Tilt: 14° - Segments: 1(19-39) |
| F - Tilt: 30° - Segments: 1(18-42) |
| H - Tilt: 17° - Segments: 1(27-48) |
| I - Tilt: 28° - Segments: 1(3-24) |
| J - Tilt: 9° - Segments: 1(10-31) |
| K - Tilt: 30° - Segments: 1(17-41) |
| L - Tilt: 6° - Segments: 1(14-35) |
| M - Tilt: 3° - Segments: 1(7-28) |
| T - Tilt: 18° - Segments: 1(3-22) |
| y - Tilt: 10° - Segments: 1(21-38) |
| X - Tilt: 18° - Segments: 1(16-40) |
| Z - Tilt: 19° - Segments: 1(2-27), 2(39-60) |