6RKO
Cryo-EM structure of the E. coli cytochrome bd-I oxidase at 2.68 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 | Cytochrome bd-I ubiquinol oxidase subunit 2 | polymer | 379 | 42479.8 | 1 | UniProt (P0ABK2) Pfam (PF02322) In PDB | Escherichia coli (strain K12) | Cytochrome bd-I oxidase subunit II,Cytochrome d ubiquinol oxidase subunit II |
| 2 | A | Cytochrome bd-I ubiquinol oxidase subunit 1 | polymer | 522 | 58251.7 | 1 | UniProt (P0ABJ9) Pfam (PF01654) In PDB | Escherichia coli (strain K12) | Cytochrome bd-I oxidase subunit I,Cytochrome d ubiquinol oxidase subunit I |
| 3 | H | Uncharacterized protein YnhF | polymer | 29 | 2999.7 | 1 | UniProt (A5A618) In PDB | Escherichia coli (strain K12) | |
| 4 | X | Cytochrome bd-I ubiquinol oxidase subunit X | polymer | 37 | 4043.7 | 1 | UniProt (P56100) Pfam (PF08173) In PDB | Escherichia coli (strain K12) | Cytochrome bd-I oxidase subunit X,Cytochrome d ubiquinol oxidase subunit X |
| 5 | B | Ubiquinone-8 | non-polymer | 727.1 | 1 | Chemie (UQ8) | |||
| 6 | B, A | (2S)-3-(hexadecanoyloxy)-2-[(9Z)-octadec-9-enoyloxy]propyl 2-(trimethylammonio)ethyl phosphate | non-polymer | 760.1 | 4 | Chemie (POV) | |||
| 7 | A | CIS-HEME D HYDROXYCHLORIN GAMMA-SPIROLACTONE | non-polymer | 632.5 | 1 | Chemie (HDD) | |||
| 8 | A | HEME B/C | non-polymer | 618.5 | 2 | Chemie (HEB) | |||
| 9 | A | OXYGEN MOLECULE | non-polymer | 32.0 | 1 | Chemie (OXY) | |||
| 10 | water | water | 18.0 | 31 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 107774.9 | |
| Non-Polymers* | Number of molecules | 9 |
| Total formula weight | 5668.9 | |
| All* | Total formula weight | 113443.8 |
