| E | HhH-GPD | e4m05E2 | A: a/b three-layered sandwiches | X: DEATH domain | H: Ten stranded beta/alpha barrel | T: Ten stranded beta/alpha barrel | F: HhH-GPD | ECOD (v294.1) |
| D | HhH-GPD | e4m05D2 | A: a/b three-layered sandwiches | X: DEATH domain | H: Ten stranded beta/alpha barrel | T: Ten stranded beta/alpha barrel | F: HhH-GPD | ECOD (v294.1) |
| C | HhH-GPD | e4m05C2 | A: a/b three-layered sandwiches | X: DEATH domain | H: Ten stranded beta/alpha barrel | T: Ten stranded beta/alpha barrel | F: HhH-GPD | ECOD (v294.1) |
| B | HhH-GPD | e4m05B2 | A: a/b three-layered sandwiches | X: DEATH domain | H: Ten stranded beta/alpha barrel | T: Ten stranded beta/alpha barrel | F: HhH-GPD | ECOD (v294.1) |
| A | CBS | e4m05A1 | A: a/b three-layered sandwiches | X: Thioredoxin-like | H: ClpP/crotonase | T: ClpP/crotonase | F: CBS | ECOD (v294.1) |