| H | Cation_ATPase_C,Cation_ATPase_N | e6uffH1 | A: alpha bundles | X: Rubredoxin-like | H: Rubredoxin-related | T: Rubredoxin-related | F: Cation_ATPase_C,Cation_ATPase_N | ECOD (develop294) |
| G | Cation_ATPase_C,Cation_ATPase_N | e6uffG1 | A: alpha bundles | X: Rubredoxin-like | H: Rubredoxin-related | T: Rubredoxin-related | F: Cation_ATPase_C,Cation_ATPase_N | ECOD (develop294) |
| F | Cation_ATPase_C,Cation_ATPase_N | e6uffF1 | A: alpha bundles | X: Rubredoxin-like | H: Rubredoxin-related | T: Rubredoxin-related | F: Cation_ATPase_C,Cation_ATPase_N | ECOD (develop294) |
| E | Cation_ATPase_C,Cation_ATPase_N | e6uffE1 | A: alpha bundles | X: Rubredoxin-like | H: Rubredoxin-related | T: Rubredoxin-related | F: Cation_ATPase_C,Cation_ATPase_N | ECOD (develop294) |
| D | Cation_ATPase_C,Cation_ATPase_N | e6uffD1 | A: alpha bundles | X: Rubredoxin-like | H: Rubredoxin-related | T: Rubredoxin-related | F: Cation_ATPase_C,Cation_ATPase_N | ECOD (develop294) |
| C | Cation_ATPase_C,Cation_ATPase_N | e6uffC1 | A: alpha bundles | X: Rubredoxin-like | H: Rubredoxin-related | T: Rubredoxin-related | F: Cation_ATPase_C,Cation_ATPase_N | ECOD (develop294) |
| B | Cation_ATPase_C,Cation_ATPase_N | e6uffB1 | A: alpha bundles | X: Rubredoxin-like | H: Rubredoxin-related | T: Rubredoxin-related | F: Cation_ATPase_C,Cation_ATPase_N | ECOD (develop294) |
| A | IF-2 | e6uffA1 | A: alpha bundles | X: Rubredoxin-like | H: Ferritin/Heme oxygenase | T: Heme oxygenase/Ribonucleotide reductase | F: IF-2 | ECOD (develop294) |