| D | PCRF | e5mntD1 | A: a/b three-layered sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: PCRF | ECOD (v294.1) |
| C | PCRF | e5mntC1 | A: a/b three-layered sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: PCRF | ECOD (v294.1) |
| B | Ras | e5mntB1 | A: a/b three-layered sandwiches | X: Small envelope protein M | H: Small envelope protein M | T: Small envelope protein M | F: Ras | ECOD (v294.1) |
| A | PCRF | e5mntA1 | A: a/b three-layered sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: PCRF | ECOD (v294.1) |