| Num | Name | Picture | N. Sub | Total Length | Main function | Symmetry | Resolution | Date |
|---|---|---|---|---|---|---|---|---|
| 1 | 4c0n_1 | ![]() |
2 | 350 | OXYGEN TRANSPORT | C2 | 1.77 | 2014-05-14 |
| 2 | 4c44_1 | ![]() |
2 | 350 | OXYGEN BINDING | C2 | 2.65 | 2014-09-17 |
| 3 | 4nk1_1 | ![]() |
2 | 386 | Oxygen binding | C2 | 2.21 | 2014-09-24 |
| 4 | 4nk2_1 | ![]() |
2 | 386 | Oxygen binding | C2 | 1.96 | 2014-09-24 |