| D | Pyr_redox_dim | e3fmcD2 | A: a/b three-layered sandwiches | X: DEATH domain | H: Ten stranded beta/alpha barrel | T: Ten stranded beta/alpha barrel | F: Pyr_redox_dim | ECOD (v294.1) |
| D | LysR_substrate | e3fmcD3 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Glycosyl hydrolase domain | T: Glycosyl hydrolase domain | F: LysR_substrate | ECOD (v294.1) |
| C | Pyr_redox_dim | e3fmcC2 | A: a/b three-layered sandwiches | X: DEATH domain | H: Ten stranded beta/alpha barrel | T: Ten stranded beta/alpha barrel | F: Pyr_redox_dim | ECOD (v294.1) |
| C | | e3fmcC3 | A: a/b three-layered sandwiches | X: Anticodon-binding domain of Class II aaRS | H: Anticodon-binding domain of Class II aaRS | T: Anticodon-binding domain of Class II aaRS | F: | ECOD (v294.1) |
| B | Pyr_redox_dim | e3fmcB2 | A: a/b three-layered sandwiches | X: DEATH domain | H: Ten stranded beta/alpha barrel | T: Ten stranded beta/alpha barrel | F: Pyr_redox_dim | ECOD (v294.1) |
| B | RrnaAD | e3fmcB3 | A: a/b three-layered sandwiches | X: Alpha-beta plaits | H: Protease propeptides/inhibitors | T: Protease propeptides/inhibitors | F: RrnaAD | ECOD (v294.1) |
| A | Pyr_redox_dim | e3fmcA2 | A: a/b three-layered sandwiches | X: DEATH domain | H: Ten stranded beta/alpha barrel | T: Ten stranded beta/alpha barrel | F: Pyr_redox_dim | ECOD (v294.1) |
| A | VipB_2 | e3fmcA3 | A: a/b three-layered sandwiches | X: Rossmann-like | H: Rossmann-related | T: DHS-like NAD/FAD-binding domain | F: VipB_2 | ECOD (v294.1) |