7ATN
Cytochrome c oxidase structure in R-state
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 c oxidase subunit 1-beta | polymer | 558 | 62486.6 | 1 | UniProt (P98002) Pfam (PF00115) | Paracoccus denitrificans | Cytochrome aa3 subunit 1-beta,Cytochrome c oxidase polypeptide I-beta |
| 2 | B (B) | Cytochrome c oxidase subunit 2 | polymer | 298 | 32563.6 | 1 | UniProt (P08306) Pfam (PF02790) Pfam (PF00116) | Paracoccus denitrificans | Cytochrome aa3 subunit 2,Cytochrome c oxidase polypeptide II,Oxidase aa(3) subunit 2 |
| 3 | C (C) | Cytochrome c oxidase subunit 3 | polymer | 274 | 30808.2 | 1 | UniProt (P06030) Pfam (PF00510) | Paracoccus denitrificans | Cytochrome aa3 subunit 3,Cytochrome c oxidase polypeptide III,Oxidase aa(3) subunit 3 |
| 4 | D (D) | Cytochrome c oxidase subunit 4 | polymer | 50 | 5509.3 | 1 | UniProt (P77921) Pfam (PF07835) | Paracoccus denitrificans | Cytochrome aa3 subunit 4,Cytochrome c oxidase polypeptide IV |
| 5 | E (A) | MANGANESE (II) ION | non-polymer | 54.9 | 1 | Chemie (MN) | |||
| 6 | F, I (A) | HEME-A | non-polymer | 852.8 | 2 | Chemie (HEA) | |||
| 7 | G (A) | COPPER (II) ION | non-polymer | 63.5 | 1 | Chemie (CU) | |||
| 8 | H (A) | CALCIUM ION | non-polymer | 40.1 | 1 | Chemie (CA) | |||
| 9 | J (B) | DINUCLEAR COPPER ION | non-polymer | 127.1 | 1 | Chemie (CUA) | |||
| 10 | K (C) | 1,2-DIACYL-SN-GLYCERO-3-PHOSPHOCHOLINE | non-polymer | 790.1 | 1 | Chemie (PC1) | |||
| 11 | L, M, N, O (A, B, C, D) | water | water | 18.0 | 83 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 131367.8 | |
| Non-Polymers* | Number of molecules | 7 |
| Total formula weight | 2781.5 | |
| All* | Total formula weight | 134149.3 |
