| F [auth G] | SPRY | e5t5mG1 | A: alpha bundles | X: Type II ABC importer transmembrane domain fold | H: Type II ABC importer transmembrane domain fold | T: Type II ABC importer transmembrane domain fold | F: SPRY | ECOD (develop294) |
| E [auth F] | | e5t5mF1 | A: alpha bundles | X: TIM beta/alpha-barrel | H: TIM barrels | T: TIM barrels | F: | ECOD (develop294) |
| D | APC1_C | e5t5mD1 | A: alpha bundles | X: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | H: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | T: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | F: APC1_C | ECOD (develop294) |
| C | | e5t5mC1 | A: alpha bundles | X: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | H: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | T: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | F: | ECOD (develop294) |
| B | APC1_C | e5t5mB1 | A: alpha bundles | X: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | H: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | T: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | F: APC1_C | ECOD (develop294) |
| A | Fer4+Fer4_7 | e5t5mA1 | A: alpha bundles | X: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | H: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | T: Sulfite reductase hemoprotein (SiRHP), domains 2 and 4 | F: Fer4+Fer4_7 | ECOD (develop294) |