6WS2
Crystal structure of KRAS-K104Q mutant, GDP-bound
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D (A, B, C, D) | GTPase KRas | polymer | 170 | 19327.8 | 4 | UniProt (P01116) Pfam (PF00071) | Homo sapiens (Human) | K-Ras 2,Ki-Ras,c-K-ras,c-Ki-ras |
| 2 | E, K, P, S (A, B, C, D) | GUANOSINE-5'-DIPHOSPHATE | non-polymer | 443.2 | 4 | Chemie (GDP) | |||
| 3 | F, L, Q, T (A, B, C, D) | MAGNESIUM ION | non-polymer | 24.3 | 4 | Chemie (MG) | |||
| 4 | G, H, I, J, M... (A, B, C) | SULFATE ION | non-polymer | 96.1 | 7 | Chemie (SO4) | |||
| 5 | O (B) | CHLORIDE ION | non-polymer | 35.5 | 1 | Chemie (CL) | |||
| 6 | U, V, W, X (A, B, C, D) | water | water | 18.0 | 497 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 1 - 169 (UniProt: P01116)
| PDB | External Database | Details |
|---|---|---|
| Gly 0 | - | expression tag |
| Gln 104 | Lys 104 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 77311.0 | |
| Non-Polymers* | Number of molecules | 16 |
| Total formula weight | 2577.9 | |
| All* | Total formula weight | 79889.0 |
