| A | Cytochrom_B_C | e2qjpA3 | A: alpha bundles | X: a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology) | H: a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology) | T: a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) | F: Cytochrom_B_C | ECOD (1.6) |
| A | Cytochrome_B | e2qjpA2 | A: alpha bundles | X: Transmembrane heme-binding four-helical bundle (From Homology) | H: Transmembrane heme-binding four-helical bundle | T: Transmembrane di-heme cytochromes | F: Cytochrome_B | ECOD (1.6) |
| D | Cytochrom_B_C | e2qjpD3 | A: alpha bundles | X: a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology) | H: a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology) | T: a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) | F: Cytochrom_B_C | ECOD (1.6) |
| D | Cytochrome_B | e2qjpD2 | A: alpha bundles | X: Transmembrane heme-binding four-helical bundle (From Homology) | H: Transmembrane heme-binding four-helical bundle | T: Transmembrane di-heme cytochromes | F: Cytochrome_B | ECOD (1.6) |
| G | Cytochrom_B_C | e2qjpG3 | A: alpha bundles | X: a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology) | H: a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology) | T: a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) | F: Cytochrom_B_C | ECOD (1.6) |
| G | Cytochrome_B | e2qjpG2 | A: alpha bundles | X: Transmembrane heme-binding four-helical bundle (From Homology) | H: Transmembrane heme-binding four-helical bundle | T: Transmembrane di-heme cytochromes | F: Cytochrome_B | ECOD (1.6) |
| J | Cytochrom_B_C | e2qjpJ3 | A: alpha bundles | X: a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology) | H: a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) (From Topology) | T: a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) | F: Cytochrom_B_C | ECOD (1.6) |
| J | Cytochrome_B | e2qjpJ2 | A: alpha bundles | X: Transmembrane heme-binding four-helical bundle (From Homology) | H: Transmembrane heme-binding four-helical bundle | T: Transmembrane di-heme cytochromes | F: Cytochrome_B | ECOD (1.6) |
| B | Cytochrom_C1_N | e2qjpB1 | A: alpha arrays | X: Cytochrome c-like | H: Cytochrome c (From Topology) | T: Cytochrome c | F: Cytochrom_C1_N | ECOD (1.6) |
| E | Cytochrom_C1_N | e2qjpE1 | A: alpha arrays | X: Cytochrome c-like | H: Cytochrome c (From Topology) | T: Cytochrome c | F: Cytochrom_C1_N | ECOD (1.6) |
| H | Cytochrom_C1_N | e2qjpH1 | A: alpha arrays | X: Cytochrome c-like | H: Cytochrome c (From Topology) | T: Cytochrome c | F: Cytochrom_C1_N | ECOD (1.6) |
| K | Cytochrom_C1_N | e2qjpK1 | A: alpha arrays | X: Cytochrome c-like | H: Cytochrome c (From Topology) | T: Cytochrome c | F: Cytochrom_C1_N | ECOD (1.6) |
| C | Rieske_cytochrome_bc1 | e2qjpC3 | A: beta sandwiches | X: ISP domain (From Topology) | H: ISP domain (From Topology) | T: ISP domain | F: Rieske_cytochrome_bc1 | ECOD (1.6) |
| C | Rieske_6 | e2qjpC1 | A: few secondary structure elements | X: Trm112p-like (From Topology) | H: Trm112p-like (From Topology) | T: Trm112p-like | F: Rieske_6 | ECOD (1.6) |
| C | UCR_Fe-S_N | e2qjpC2 | A: extended segments | X: iron-sulfur subunit (ISP) transmembrane anchor (From Topology) | H: iron-sulfur subunit (ISP) transmembrane anchor (From Topology) | T: iron-sulfur subunit (ISP) transmembrane anchor | F: UCR_Fe-S_N | ECOD (1.6) |
| F | Rieske_cytochrome_bc1 | e2qjpF3 | A: beta sandwiches | X: ISP domain (From Topology) | H: ISP domain (From Topology) | T: ISP domain | F: Rieske_cytochrome_bc1 | ECOD (1.6) |
| F | Rieske_6 | e2qjpF1 | A: few secondary structure elements | X: Trm112p-like (From Topology) | H: Trm112p-like (From Topology) | T: Trm112p-like | F: Rieske_6 | ECOD (1.6) |
| F | UCR_Fe-S_N | e2qjpF2 | A: extended segments | X: iron-sulfur subunit (ISP) transmembrane anchor (From Topology) | H: iron-sulfur subunit (ISP) transmembrane anchor (From Topology) | T: iron-sulfur subunit (ISP) transmembrane anchor | F: UCR_Fe-S_N | ECOD (1.6) |
| I | Rieske_cytochrome_bc1 | e2qjpI3 | A: beta sandwiches | X: ISP domain (From Topology) | H: ISP domain (From Topology) | T: ISP domain | F: Rieske_cytochrome_bc1 | ECOD (1.6) |
| I | Rieske_6 | e2qjpI1 | A: few secondary structure elements | X: Trm112p-like (From Topology) | H: Trm112p-like (From Topology) | T: Trm112p-like | F: Rieske_6 | ECOD (1.6) |
| I | UCR_Fe-S_N | e2qjpI2 | A: extended segments | X: iron-sulfur subunit (ISP) transmembrane anchor (From Topology) | H: iron-sulfur subunit (ISP) transmembrane anchor (From Topology) | T: iron-sulfur subunit (ISP) transmembrane anchor | F: UCR_Fe-S_N | ECOD (1.6) |
| L | Rieske_cytochrome_bc1 | e2qjpL3 | A: beta sandwiches | X: ISP domain (From Topology) | H: ISP domain (From Topology) | T: ISP domain | F: Rieske_cytochrome_bc1 | ECOD (1.6) |
| L | Rieske_6 | e2qjpL1 | A: few secondary structure elements | X: Trm112p-like (From Topology) | H: Trm112p-like (From Topology) | T: Trm112p-like | F: Rieske_6 | ECOD (1.6) |
| L | UCR_Fe-S_N | e2qjpL2 | A: extended segments | X: iron-sulfur subunit (ISP) transmembrane anchor (From Topology) | H: iron-sulfur subunit (ISP) transmembrane anchor (From Topology) | T: iron-sulfur subunit (ISP) transmembrane anchor | F: UCR_Fe-S_N | ECOD (1.6) |