| F | Sybindin | e7pfrF1 | A: a/b three-layered sandwiches | X: RNase A-like | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: Sybindin | ECOD (v294.1) |
| E | Sybindin | e7pfrE1 | A: a/b three-layered sandwiches | X: RNase A-like | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: Sybindin | ECOD (v294.1) |
| D | Sybindin | e7pfrD1 | A: a/b three-layered sandwiches | X: RNase A-like | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: Sybindin | ECOD (v294.1) |
| C | Sybindin | e7pfrC1 | A: a/b three-layered sandwiches | X: RNase A-like | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: Sybindin | ECOD (v294.1) |
| B | Sybindin | e7pfrB1 | A: a/b three-layered sandwiches | X: RNase A-like | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: Sybindin | ECOD (v294.1) |
| A | Sybindin | e7pfrA1 | A: a/b three-layered sandwiches | X: RNase A-like | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: Sybindin | ECOD (v294.1) |