| F | YceM-like_C | e1ffuF1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: YceM-like_C | ECOD (v294.1) |
| F | LRR_6,LRR_RI_capping | e1ffuF2 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: LRR_6,LRR_RI_capping | ECOD (v294.1) |
| C | YceM-like_C | e1ffuC1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: YceM-like_C | ECOD (v294.1) |
| C | LRR_6,LRR_RI_capping | e1ffuC2 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: LRR_6,LRR_RI_capping | ECOD (v294.1) |
| E | Biotin_carb_C | e1ffuE2 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: Biotin_carb_C | ECOD (v294.1) |
| E | Metallophos | e1ffuE3 | A: a/b three-layered sandwiches | X: omega toxin-like | H: omega toxin-related | T: omega toxin-related | F: Metallophos | ECOD (v294.1) |
| B | Biotin_carb_C | e1ffuB2 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: Biotin_carb_C | ECOD (v294.1) |
| B | Metallophos | e1ffuB1 | A: a/b three-layered sandwiches | X: omega toxin-like | H: omega toxin-related | T: omega toxin-related | F: Metallophos | ECOD (v294.1) |
| D | PAP2 | e1ffuD1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: Flavivirus capsid protein C | T: Flavivirus capsid protein C | F: PAP2 | ECOD (v294.1) |
| D | S4 | e1ffuD2 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: S4 | ECOD (v294.1) |
| A | PAP2 | e1ffuA1 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: Flavivirus capsid protein C | T: Flavivirus capsid protein C | F: PAP2 | ECOD (v294.1) |
| A | S4 | e1ffuA2 | A: a/b three-layered sandwiches | X: ETN0001 domain-like | H: ETN0001 domain-like | T: Mss4-like | F: S4 | ECOD (v294.1) |