| A | Arm, HEAT_2, ARM_PUB, PF28415 | e4rv1A1 | A: a/b three-layered sandwiches | X: Type III secretion system domain-like | H: Antibiotic binding domain of TipA-like multidrug resistance regulators | T: Antibiotic binding domain of TipA-like multidrug resistance regulators | F: Arm, HEAT_2, ARM_PUB, PF28415 | ECOD (v294.1) |
| B | Arm, HEAT_2, ARM_PUB, PF28415 | e4rv1B1 | A: a/b three-layered sandwiches | X: Type III secretion system domain-like | H: Antibiotic binding domain of TipA-like multidrug resistance regulators | T: Antibiotic binding domain of TipA-like multidrug resistance regulators | F: Arm, HEAT_2, ARM_PUB, PF28415 | ECOD (v294.1) |
| C | Cpn10 | e4rv1C1 | A: a/b three-layered sandwiches | X: Lipocalins/Streptavidin | H: Fibronectin type I module-like | T: Fibronectin type I module | F: Cpn10 | ECOD (v294.1) |
| D | Arm | e4rv1D1 | 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: Arm | ECOD (v294.1) |
| E | Arm, HEAT_2, ARM_PUB, PF28415 | e4rv1E1 | A: a/b three-layered sandwiches | X: Type III secretion system domain-like | H: Antibiotic binding domain of TipA-like multidrug resistance regulators | T: Antibiotic binding domain of TipA-like multidrug resistance regulators | F: Arm, HEAT_2, ARM_PUB, PF28415 | ECOD (v294.1) |
| F | Adeno_Penton_B | e4rv1F1 | A: a/b three-layered sandwiches | X: Type III secretion system domain-like | H: Antibiotic binding domain of TipA-like multidrug resistance regulators | T: Antibiotic binding domain of TipA-like multidrug resistance regulators | F: Adeno_Penton_B | ECOD (v294.1) |