1RG5
Structure of the photosynthetic reaction centre from Rhodobacter sphaeroides carotenoidless strain R-26.1
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (L) | Reaction center protein L chain | polymer | 281 | 31346.4 | 1 | UniProt (P02954) Pfam (PF00124) UniProt (by SIFTS) (P0C0Y8) | Rhodobacter sphaeroides | Photosynthetic reaction center L subunit |
| 2 | B (M) | Reaction center protein M chain | polymer | 307 | 34398.5 | 1 | UniProt (P02953) Pfam (PF00124) UniProt (by SIFTS) (P0C0Y9) | Rhodobacter sphaeroides | Photosynthetic reaction center M subunit |
| 3 | C (H) | Reaction center protein H chain | polymer | 260 | 28066.3 | 1 | UniProt (P11846) Pfam (PF03967) Pfam (PF05239) UniProt (by SIFTS) (P0C0Y7) | Rhodobacter sphaeroides | Photosynthetic reaction center H subunit |
| 4 | D, E, J, K (L, M) | BACTERIOCHLOROPHYLL A | non-polymer | 911.5 | 4 | Chemie (BCL) | |||
| 5 | F, L (L, M) | BACTERIOPHEOPHYTIN A | non-polymer | 889.2 | 2 | Chemie (BPH) | |||
| 6 | G, M (L, M) | UBIQUINONE-10 | non-polymer | 863.3 | 2 | Chemie (U10) | |||
| 7 | H, N (L, M) | HEPTANE-1,2,3-TRIOL | non-polymer | 148.2 | 2 | Chemie (HTO) | |||
| 8 | I (M) | FE (III) ION | non-polymer | 55.8 | 1 | Chemie (FE) | |||
| 9 | O (M) | CARDIOLIPIN | non-polymer | 1464.0 | 1 | Chemie (CDL) | |||
| 10 | P, Q, R, S, T... (M, H) | LAURYL DIMETHYLAMINE-N-OXIDE | non-polymer | 229.4 | 6 | Chemie (LDA) | |||
| 11 | V, W, X (L, M, H) | water | water | 18.0 | 243 | 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 | 10343.8 | |
| All* | Total formula weight | 104155.1 |






