| F | HTHP | e2gbxF1 | A: a/b three-layered sandwiches | X: HTH | H: Nudix | T: Nudix | F: HTHP | ECOD (v294.1) |
| D | HTHP | e2gbxD1 | A: a/b three-layered sandwiches | X: HTH | H: Nudix | T: Nudix | F: HTHP | ECOD (v294.1) |
| B | HTHP | e2gbxB1 | A: a/b three-layered sandwiches | X: HTH | H: Nudix | T: Nudix | F: HTHP | ECOD (v294.1) |
| E | | e2gbxE1 | A: a/b three-layered sandwiches | X: amino-terminal domain of OmpATb | H: amino-terminal domain of OmpATb | T: amino-terminal domain of OmpATb | F: | ECOD (v294.1) |
| C | | e2gbxC1 | A: a/b three-layered sandwiches | X: amino-terminal domain of OmpATb | H: amino-terminal domain of OmpATb | T: amino-terminal domain of OmpATb | F: | ECOD (v294.1) |
| A | | e2gbxA1 | A: a/b three-layered sandwiches | X: amino-terminal domain of OmpATb | H: amino-terminal domain of OmpATb | T: amino-terminal domain of OmpATb | F: | ECOD (v294.1) |