| Q23DI3 | n/a | 8b6g | CA | CA | 701 | e8b6gCA1 | Rossmann-like | Rossmann-related | FAD/NAD(P)-binding domain | FAD_binding_2 |
| Q23DI3 | n/a | 8b6g | CA | CA | 701 | e8b6gCA3 | Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain | Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain | Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain | FAD_binding_2 |
| Q23DI3 | n/a | 8bqs | CA | CA | 701 | e8bqsCA1 | Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain | Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain | Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain | FAD_binding_2 |
| Q23DI3 | n/a | 8bqs | CA | CA | 701 | e8bqsCA2 | Rossmann-like | Rossmann-related | FAD/NAD(P)-binding domain | FAD_binding_2 |