| Num | Name | Picture | N. Sub | Total Length | Main function | Symmetry | Resolution | Date |
|---|---|---|---|---|---|---|---|---|
| 1 | 2ri4_1 | ![]() |
4 | 572 | Oxygen storage, Oxygen transport | D2 | 2.7 | 2008-10-14 |
| 2 | 2ri4_2 | ![]() |
4 | 572 | Oxygen storage, Oxygen transport | D2 | 2.7 | 2008-10-14 |
| 3 | 3d1a_1 | ![]() |
4 | 574 | Oxygen storage, Oxygen transport | D2 | 2.5 | 2009-05-12 |
| 4 | 3eu1_1 | ![]() |
4 | 572 | Oxygen storage, Oxygen transport | D2 | 3 | 2009-11-10 |