| Q9B6D0 | DB07640 | 8ab8 | DCQ | C | 507 | e8ab8C1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Transmembrane di-heme cytochromes | Cytochrome_B |
| Q9B6D0 | DB07640 | 8ab8 | DCQ | C | 507 | e8ab8C2 | a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) | a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) | a domain/subunit of cytochrome bc1 complex (Ubiquinol-cytochrome c reductase) | Cytochrom_B_C |
| Q9B6D0 | DB07640 | 8abk | DCQ | C | 506 | e8abkC2 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Transmembrane di-heme cytochromes | Cytochrome_B |
| Q9B6D0 | DB07640 | 8abk | DCQ | N | 507 | e8abkN1 | Transmembrane heme-binding four-helical bundle | Transmembrane heme-binding four-helical bundle | Transmembrane di-heme cytochromes | Cytochrome_B |