7CUQ
2.55-Angstrom Cryo-EM structure of Cytochrome bo3 from Escherichia coli in Native Membrane
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Cytochrome bo(3) ubiquinol oxidase subunit 1 | polymer | 663 | 74424.5 | 1 | UniProt (P0ABI8) Pfam (PF00115) | Escherichia coli | Cytochrome b562-o complex subunit I,Cytochrome o ubiquinol oxidase subunit 1,Cytochrome o subunit 1,Oxidase bo(3) subunit 1,Ubiquinol oxidase chain A,Ubiquinol oxidase polypeptide I,Ubiquinol oxidase subunit 1 |
| 2 | B (B) | Cytochrome bo(3) ubiquinol oxidase subunit 2 | polymer | 291 | 32250.0 | 1 | UniProt (P0ABJ1) Pfam (PF00116) Pfam (PF06481) | Escherichia coli | Cytochrome b562-o complex subunit II,Cytochrome o ubiquinol oxidase subunit 2,Cytochrome o subunit 2,Oxidase bo(3) subunit 2,Ubiquinol oxidase chain B,Ubiquinol oxidase polypeptide II,Ubiquinol oxidase subunit 2 |
| 3 | C (C) | Cytochrome bo(3) ubiquinol oxidase subunit 3 | polymer | 204 | 22642.6 | 1 | UniProt (P0ABJ3) Pfam (PF00510) | Escherichia coli | Cytochrome o ubiquinol oxidase subunit 3,Cytochrome o subunit 3,Oxidase bo(3) subunit 3,Ubiquinol oxidase chain C,Ubiquinol oxidase polypeptide III,Ubiquinol oxidase subunit 3 |
| 4 | D (D) | Cytochrome bo(3) ubiquinol oxidase subunit 4 | polymer | 109 | 12037.4 | 1 | UniProt (P0ABJ6) Pfam (PF03626) | Escherichia coli | Cytochrome o ubiquinol oxidase subunit 4,Cytochrome o subunit 4,Oxidase bo(3) subunit 4,Ubiquinol oxidase chain D,Ubiquinol oxidase polypeptide IV,Ubiquinol oxidase subunit 4 |
| 5 | E (A) | PROTOPORPHYRIN IX CONTAINING FE | non-polymer | 616.5 | 1 | Chemie (HEM) | |||
| 6 | F (A) | HEME O | non-polymer | 838.9 | 1 | Chemie (HEO) | |||
| 7 | G (A) | COPPER (II) ION | non-polymer | 63.5 | 1 | Chemie (CU) | |||
| 8 | H, I, J, L, M (A, C) | 1,2-Distearoyl-sn-glycerophosphoethanolamine | non-polymer | 748.1 | 5 | Chemie (3PE) | |||
| 9 | K (A) | Ubiquinone-8 | non-polymer | 727.1 | 1 | Chemie (UQ8) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 141354.4 | |
| Non-Polymers* | Number of molecules | 9 |
| Total formula weight | 5986.3 | |
| All* | Total formula weight | 147340.7 |
