| DHGP-n | DHGP-3 | DHGP-4 | DHGP-5 | DHGP-6 |
| Conformation | GGG'G' | GGGG | GGG'G' | GGGG |
| Height (nm) | 2.00 | 2.00 | 2.00 | 2.00 |
| Width (nm) | 1.77 | 1.92 | 2.01 | 2.07 |
| Depth (nm) | 1.06 | 0.67 | 0.95 | 0.84 |
| Ac-o (nm2) | 1.88 | 1.28 | 1.91 | 1.75 |