4O3B
Crystal structure of an open/closed glua2 ligand-binding domain dimer at 1.91 A resolution
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, B) | Glutamate receptor 2 | polymer | 263 | 29221.7 | 2 | UniProt (P19491) Pfam (PF10613) Pfam (PF00060) | Rattus norvegicus (Rat) | GluR-2,AMPA-selective glutamate receptor 2,GluR-B,GluR-K2,Glutamate receptor ionotropic,AMPA 2 |
| 2 | C, D, E, M (A, B) | SULFATE ION | non-polymer | 96.1 | 4 | Chemie (SO4) | |||
| 3 | F, G, H, N, O... (A, B) | GLYCEROL | non-polymer | 92.1 | 6 | Chemie (GOL) | |||
| 4 | I (A) | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 5 | J (A) | DI(HYDROXYETHYL)ETHER | non-polymer | 106.1 | 1 | Chemie (PEG) | |||
| 6 | K (A) | ACETATE ION | non-polymer | 59.0 | 1 | Chemie (ACT) | |||
| 7 | L (B) | GLUTAMIC ACID | non-polymer | 147.1 | 1 | Chemie (GLU) | |||
| 8 | Q (B) | TETRAETHYLENE GLYCOL | non-polymer | 194.2 | 1 | Chemie (PG4) | |||
| 9 | R, S (A, B) | water | water | 18.0 | 554 | Chemie (HOH) |
Sequence modifications
A, B: 3 - 117 (UniProt: P19491)
A, B: 120 - 263 (UniProt: P19491)
| PDB | External Database | Details |
|---|---|---|
| Gly 1 | - | expression tag |
| Ala 2 | - | expression tag |
| PDB | External Database | Details |
|---|---|---|
| Gly 118 | - | linker |
| Thr 119 | - | linker |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 58443.4 | |
| Non-Polymers* | Number of molecules | 15 |
| Total formula weight | 1478.8 | |
| All* | Total formula weight | 59922.2 |
