| Q9UBT2 | n/a | 1y8q | ZN | B | 642 | e1y8qB1 | Rossmann-like | Rossmann-related | Activating enzymes of the ubiquitin-like proteins | ThiF |
| Q9UBT2 | n/a | 1y8q | ZN | D | 642 | e1y8qD1 | Rossmann-like | Rossmann-related | Activating enzymes of the ubiquitin-like proteins | ThiF |
| Q9UBT2 | n/a | 1y8r | ZN | B | 642 | e1y8rB1 | Rossmann-like | Rossmann-related | Activating enzymes of the ubiquitin-like proteins | ThiF |
| Q9UBT2 | n/a | 1y8r | ZN | B | 642 | e1y8rB2 | beta-Grasp | E2-binding domain of E1 | E2-binding domain of E1 | UAE_UbL |
| Q9UBT2 | n/a | 1y8r | ZN | E | 642 | e1y8rE2 | Rossmann-like | Rossmann-related | Activating enzymes of the ubiquitin-like proteins | ThiF |
| Q9UBT2 | n/a | 3kyc | ZN | B | 641 | e3kycB2 | Rossmann-like | Rossmann-related | Activating enzymes of the ubiquitin-like proteins | ThiF |
| Q9UBT2 | n/a | 3kyd | ZN | B | 550 | e3kydB1 | Rossmann-like | Rossmann-related | Activating enzymes of the ubiquitin-like proteins | ThiF |
| Q9UBT2 | n/a | 6cwy | ZN | D | 701 | e6cwyD2 | Rossmann-like | Rossmann-related | Activating enzymes of the ubiquitin-like proteins | ThiF |
| Q9UBT2 | n/a | 6cwz | ZN | D | 701 | e6cwzD1 | Rossmann-like | Rossmann-related | Activating enzymes of the ubiquitin-like proteins | ThiF |
| Q9UBT2 | n/a | 6xoh | ZN | B | 700 | e6xohB2 | Rossmann-like | Rossmann-related | Activating enzymes of the ubiquitin-like proteins | ThiF |