1RQK
Structure of the reaction centre from Rhodobacter sphaeroides carotenoidless strain R-26.1 reconstituted with 3,4-dihydrospheroidene
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | L | Reaction center protein L chain | polymer | 281 | 31346.4 | 1 | UniProt (P02954) Pfam (PF00124) UniProt (by SIFTS) (P0C0Y8) In PDB | Rhodobacter sphaeroides | Photosynthetic reaction center L subunit |
| 2 | M | Reaction center protein M chain | polymer | 307 | 34398.5 | 1 | UniProt (P02953) Pfam (PF00124) UniProt (by SIFTS) (P0C0Y9) In PDB | Rhodobacter sphaeroides | Photosynthetic reaction center M subunit |
| 3 | H | Reaction center protein H chain | polymer | 260 | 28066.3 | 1 | UniProt (P11846) Pfam (PF03967) Pfam (PF05239) UniProt (by SIFTS) (P0C0Y7) In PDB | Rhodobacter sphaeroides | Photosynthetic reaction center H subunit |
| 4 | L, M | BACTERIOCHLOROPHYLL A | non-polymer | 911.5 | 4 | Chemie (BCL) | |||
| 5 | L, M | BACTERIOPHEOPHYTIN A | non-polymer | 889.2 | 2 | Chemie (BPH) | |||
| 6 | L, M | UBIQUINONE-10 | non-polymer | 863.3 | 2 | Chemie (U10) | |||
| 7 | L, M, H | LAURYL DIMETHYLAMINE-N-OXIDE | non-polymer | 229.4 | 7 | Chemie (LDA) | |||
| 8 | M | FE (III) ION | non-polymer | 55.8 | 1 | Chemie (FE) | |||
| 9 | M | 3,4-DIHYDROSPHEROIDENE | non-polymer | 570.9 | 1 | Chemie (SP2) | |||
| 10 | M | CARDIOLIPIN | non-polymer | 1464.0 | 1 | Chemie (CDL) | |||
| 11 | water | water | 18.0 | 208 | Chemie (HOH) |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 3 |
| Total formula weight | 93811.3 | |
| Non-Polymers* | Number of molecules | 18 |
| Total formula weight | 10847.8 | |
| All* | Total formula weight | 104659.0 |
