7MHA
Crystal structure of R. sphaeroides Photosynthetic Reaction Center variant; W252V mutant
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (H) | Reaction center protein H chain | polymer | 266 | 28923.2 | 1 | UniProt (P0C0Y7) Pfam (PF03967) Pfam (PF05239) UniProt (by SIFTS) (Q3J170) | Rhodobacter sphaeroides (Rhodopseudomonas sphaeroides) | Photosynthetic reaction center H subunit |
| 2 | B (L) | Reaction center protein L chain | polymer | 282 | 31477.6 | 1 | UniProt (P0C0Y8) Pfam (PF00124) UniProt (by SIFTS) (Q3J1A5) | Rhodobacter sphaeroides (Rhodopseudomonas sphaeroides) | Photosynthetic reaction center L subunit |
| 3 | C (M) | Reaction center protein M chain | polymer | 308 | 34442.7 | 1 | UniProt (P0C0Y9) Pfam (PF00124) UniProt (by SIFTS) (Q3J1A6) | Rhodobacter sphaeroides (Rhodopseudomonas sphaeroides) | Photosynthetic reaction center M subunit |
| 4 | D, G, J, K (L, M) | BACTERIOCHLOROPHYLL A | non-polymer | 911.5 | 4 | Chemie (BCL) | |||
| 5 | E, H (L) | BACTERIOPHEOPHYTIN A | non-polymer | 889.2 | 2 | Chemie (BPH) | |||
| 6 | F (L) | UBIQUINONE-10 | non-polymer | 863.3 | 1 | Chemie (U10) | |||
| 7 | I (L) | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 8 | L, M, N (M) | LAURYL DIMETHYLAMINE-N-OXIDE | non-polymer | 229.4 | 3 | Chemie (LDA) | |||
| 9 | O (M) | FE (III) ION | non-polymer | 55.8 | 1 | Chemie (FE) | |||
| 10 | P (M) | SPHEROIDENE | non-polymer | 568.9 | 1 | Chemie (SPO) | |||
| 11 | Q (M) | CARDIOLIPIN | non-polymer | 1464.0 | 1 | Chemie (CDL) | |||
| 12 | R, S, T (H, L, M) | water | water | 18.0 | 170 | Chemie (HOH) |
Sequence modifications
H: 1 - 259 (UniProt: P0C0Y7)
M: 0 - 307 (UniProt: P0C0Y9)
| PDB | External Database | Details |
|---|---|---|
| Val 260 | - | expression tag |
| His 261 | - | expression tag |
| His 262 | - | expression tag |
| His 263 | - | expression tag |
| His 264 | - | expression tag |
| His 265 | - | expression tag |
| His 266 | - | expression tag |
| PDB | External Database | Details |
|---|---|---|
| Val 252 | Trp 253 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 3 |
| Total formula weight | 94843.5 | |
| Non-Polymers* | Number of molecules | 14 |
| Total formula weight | 9100.3 | |
| All* | Total formula weight | 103943.7 |
