| G | Tautomerase | e4zwsG1 | A: a/b three-layered sandwiches | X: HTH | H: SH3 | T: SH3 | F: Tautomerase | ECOD (v294.1) |
| F | Tautomerase | e4zwsF1 | A: a/b three-layered sandwiches | X: HTH | H: SH3 | T: SH3 | F: Tautomerase | ECOD (v294.1) |
| E | Tautomerase | e4zwsE1 | A: a/b three-layered sandwiches | X: HTH | H: SH3 | T: SH3 | F: Tautomerase | ECOD (v294.1) |
| D | Tautomerase | e4zwsD1 | A: a/b three-layered sandwiches | X: HTH | H: SH3 | T: SH3 | F: Tautomerase | ECOD (v294.1) |
| C | Tautomerase | e4zwsC1 | A: a/b three-layered sandwiches | X: HTH | H: SH3 | T: SH3 | F: Tautomerase | ECOD (v294.1) |
| B | Tautomerase | e4zwsB1 | A: a/b three-layered sandwiches | X: HTH | H: SH3 | T: SH3 | F: Tautomerase | ECOD (v294.1) |
| A | FlgD_ig | e4zwsA1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: FlgD_ig | ECOD (v294.1) |