| P0AC41 | n/a | 1nek | CA | A | 590 | e1nekA2 | Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain | Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain | Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain | FAD_binding_2 |
| P0AC41 | n/a | 1nek | CA | A | 590 | e1nekA3 | Rossmann-like | Rossmann-related | FAD/NAD(P)-binding domain | FAD_binding_2 |
| P0AC41 | n/a | 1nen | CA | A | 590 | e1nenA2 | Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain | Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain | Succinate dehydrogenase/fumarate reductase flavoprotein, catalytic domain | FAD_binding_2 |
| P0AC41 | n/a | 1nen | CA | A | 590 | e1nenA3 | Rossmann-like | Rossmann-related | FAD/NAD(P)-binding domain | FAD_binding_2 |