7Q7G
Room temperature structure of the Rhodobacter Sphaeroides Photosynthetic Reaction Center F(M197)H mutant at 30 MPa helium gas pressure in a sapphire capillary
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | H | Reaction center protein H chain | polymer | 241 | 26170.1 | 1 | UniProt (P0C0Y7) Pfam (PF03967) Pfam (PF05239) In PDB | Cereibacter sphaeroides | Photosynthetic reaction center H subunit |
2 | L | Reaction center protein L chain | polymer | 281 | 31360.4 | 1 | UniProt (P0C0Y8) Pfam (PF00124) In PDB | Cereibacter sphaeroides | Photosynthetic reaction center L subunit |
3 | M | Reaction center protein M chain | polymer | 302 | 33876.9 | 1 | UniProt (P0C0Y9) Pfam (PF00124) In PDB | Cereibacter sphaeroides | Photosynthetic reaction center M subunit |
4 | H, L, M | LAURYL DIMETHYLAMINE-N-OXIDE | non-polymer | 229.4 | 7 | Chemie (LDA) | |||
5 | L, M | BACTERIOPHEOPHYTIN A | non-polymer | 889.2 | 2 | Chemie (BPH) | |||
6 | L, M | BACTERIOCHLOROPHYLL A | non-polymer | 911.5 | 4 | Chemie (BCL) | |||
7 | L, M | (2R)-2,3-dihydroxypropyl (9Z)-octadec-9-enoate | non-polymer | 356.5 | 2 | Chemie (OLC) | |||
8 | M | UBIQUINONE-7 | non-polymer | 659.0 | 1 | Chemie (UQ7) | |||
9 | M | FE (III) ION | non-polymer | 55.8 | 1 | Chemie (FE) | |||
10 | M | PHOSPHATE ION | non-polymer | 95.0 | 2 | Chemie (PO4) | |||
11 | M | SPEROIDENONE | non-polymer | 595.0 | 1 | Chemie (SPN) | |||
12 | M | CITRIC ACID | non-polymer | 192.1 | 1 | Chemie (CIT) | |||
13 | M | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
14 | water | water | 18.0 | 144 | Chemie (HOH) |
Sequence modifications
L: 1 - 281 (UniProt: P0C0Y8)
M: 1 - 302 (UniProt: P0C0Y9)
PDB | External Database | Details |
---|---|---|
Thr 178 | Ser 179 | engineered mutation |
PDB | External Database | Details |
---|---|---|
Thr 8 | Ser 9 | engineered mutation |
His 197 | Phe 198 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 3 |
Total formula weight | 91407.4 | |
Non-Polymers* | Number of molecules | 22 |
Total formula weight | 9470.7 | |
All* | Total formula weight | 100878.1 |