| A | HhH-GPD | e4m09A2 | 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 | e4m09B2 | 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 | e4m09C2 | 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 | e4m09D2 | 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) |
| E | HhH-GPD | e4m09E2 | 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) |