7NKZ
Cryo-EM structure of the cytochrome bd oxidase from M. tuberculosis at 2.5 A resolution
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | B | Probable integral membrane cytochrome D ubiquinol oxidase (Subunit II) CydB (Cytochrome BD-I oxidase subunit II) | polymer | 346 | 37651.0 | 1 | UniProt (O06139) Pfam (PF02322) In PDB | Mycobacterium tuberculosis H37Rv | |
| 2 | A | Probable integral membrane cytochrome D ubiquinol oxidase (Subunit I) CydA (Cytochrome BD-I oxidase subunit I) | polymer | 485 | 53863.1 | 1 | UniProt (L7N662) Pfam (PF01654) In PDB | Mycobacterium tuberculosis H37Rv | |
| 3 | A | OXYGEN MOLECULE | non-polymer | 32.0 | 1 | Chemie (OXY) | |||
| 4 | A | MENAQUINONE-9 | non-polymer | 785.2 | 1 | Chemie (MQ9) | |||
| 5 | A | CIS-HEME D HYDROXYCHLORIN GAMMA-SPIROLACTONE | non-polymer | 632.5 | 1 | Chemie (HDD) | |||
| 6 | A | HEME B/C | non-polymer | 618.5 | 2 | Chemie (HEB) | |||
| 7 | water | water | 18.0 | 42 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 91514.1 | |
| Non-Polymers* | Number of molecules | 5 |
| Total formula weight | 2686.7 | |
| All* | Total formula weight | 94200.8 |
