| P22985 | n/a | 1wyg | FES | A | 4003 | e1wygA5 | beta-Grasp | Ubiquitin-related | Ubiquitin-like | Fer2 |
| P22985 | n/a | 2e3t | FES | A | 2002 | e2e3tA5 | beta-Grasp | Ubiquitin-related | Ubiquitin-like | Fer2 |
| P22985 | n/a | 2e3t | FES | B | 2002 | e2e3tB3 | beta-Grasp | Ubiquitin-related | Ubiquitin-like | Fer2 |
| P22985 | n/a | 3an1 | FES | A | 3002 | e3an1A3 | beta-Grasp | Ubiquitin-related | Ubiquitin-like | Fer2 |
| P22985 | n/a | 3an1 | FES | B | 4002 | e3an1B5 | beta-Grasp | Ubiquitin-related | Ubiquitin-like | Fer2 |
| P22985 | n/a | 4yrw | FES | A | 3002 | e4yrwA2 | beta-Grasp | Ubiquitin-related | Ubiquitin-like | Fer2 |
| P22985 | n/a | 4yrw | FES | B | 4002 | e4yrwB1 | beta-Grasp | Ubiquitin-related | Ubiquitin-like | Fer2 |
| P22985 | n/a | 4ysw | FES | A | 3002 | e4yswA1 | beta-Grasp | Ubiquitin-related | Ubiquitin-like | Fer2 |
| P22985 | n/a | 4ysw | FES | B | 4002 | e4yswB2 | beta-Grasp | Ubiquitin-related | Ubiquitin-like | Fer2 |
| P22985 | n/a | 4yty | FES | A | 3002 | e4ytyA3 | beta-Grasp | Ubiquitin-related | Ubiquitin-like | Fer2 |
| P22985 | n/a | 4yty | FES | B | 4002 | e4ytyB1 | beta-Grasp | Ubiquitin-related | Ubiquitin-like | Fer2 |
| P22985 | n/a | 4ytz | FES | A | 1402 | e4ytzA5 | beta-Grasp | Ubiquitin-related | Ubiquitin-like | Fer2 |
| P22985 | n/a | 4ytz | FES | B | 1402 | e4ytzB4 | beta-Grasp | Ubiquitin-related | Ubiquitin-like | Fer2 |
| P22985 | n/a | 6a7x | FES | A | 1405 | e6a7xA5 | MocoBD/DmpA-related | MocoBD/DmpA-related | Molybdenum cofactor-binding domain | MoCoBD_1 |
| P22985 | n/a | 6a7x | FES | A | 1405 | e6a7xA7 | CO dehydrogenase ISP C-domain like | CO dehydrogenase ISP C-domain like | CO dehydrogenase ISP C-domain like | Fer2_2 |
| P22985 | n/a | 6a7x | FES | B | 3002 | e6a7xB7 | beta-Grasp | Ubiquitin-related | Ubiquitin-like | Fer2 |
| P22985 | n/a | 6abu | FES | A | 1405 | e6abuA1 | CO dehydrogenase ISP C-domain like | CO dehydrogenase ISP C-domain like | CO dehydrogenase ISP C-domain like | Fer2_2 |
| P22985 | n/a | 6abu | FES | A | 1405 | e6abuA5 | MocoBD/DmpA-related | MocoBD/DmpA-related | Molybdenum cofactor-binding domain | MoCoBD_1 |
| P22985 | n/a | 6abu | FES | B | 3002 | e6abuB1 | beta-Grasp | Ubiquitin-related | Ubiquitin-like | Fer2 |
| P22985 | n/a | 6ac1 | FES | A | 1504 | e6ac1A2 | MocoBD/DmpA-related | MocoBD/DmpA-related | Molybdenum cofactor-binding domain | MoCoBD_1 |
| P22985 | n/a | 6ac1 | FES | A | 1504 | e6ac1A7 | CO dehydrogenase ISP C-domain like | CO dehydrogenase ISP C-domain like | CO dehydrogenase ISP C-domain like | Fer2_2 |
| P22985 | n/a | 6ac1 | FES | B | 3002 | e6ac1B6 | beta-Grasp | Ubiquitin-related | Ubiquitin-like | Fer2 |
| P22985 | n/a | 6ac4 | FES | A | 1403 | e6ac4A6 | beta-Grasp | Ubiquitin-related | Ubiquitin-like | Fer2 |
| P22985 | n/a | 6ac4 | FES | B | 3002 | e6ac4B1 | beta-Grasp | Ubiquitin-related | Ubiquitin-like | Fer2 |
| P22985 | n/a | 6ad4 | FES | A | 1504 | e6ad4A3 | CO dehydrogenase ISP C-domain like | CO dehydrogenase ISP C-domain like | CO dehydrogenase ISP C-domain like | Fer2_2 |
| P22985 | n/a | 6ad4 | FES | A | 1504 | e6ad4A6 | MocoBD/DmpA-related | MocoBD/DmpA-related | Molybdenum cofactor-binding domain | MoCoBD_1 |
| P22985 | n/a | 6ad4 | FES | B | 3002 | e6ad4B6 | beta-Grasp | Ubiquitin-related | Ubiquitin-like | Fer2 |
| P22985 | n/a | 6adj | FES | A | 3002 | e6adjA7 | beta-Grasp | Ubiquitin-related | Ubiquitin-like | Fer2 |
| P22985 | n/a | 6adj | FES | B | 4002 | e6adjB5 | beta-Grasp | Ubiquitin-related | Ubiquitin-like | Fer2 |
| P22985 | n/a | 6aju | FES | A | 3002 | e6ajuA5 | beta-Grasp | Ubiquitin-related | Ubiquitin-like | Fer2 |
| P22985 | n/a | 6aju | FES | F | 3002 | e6ajuF6 | beta-Grasp | Ubiquitin-related | Ubiquitin-like | Fer2 |