8T73
Crystal structure of KRAS4a-R151G with bound GDP and Mg ion
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) | GTPase KRas | polymer | 170 | 19378.9 | 2 | UniProt (P01116) Pfam (PF00071) | Homo sapiens (human) | K-Ras 2,Ki-Ras,c-K-ras,c-Ki-ras |
| 2 | C, E (A, B) | GUANOSINE-5'-DIPHOSPHATE | non-polymer | 443.2 | 2 | Chemie (GDP) | |||
| 3 | D, F (A, B) | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
| 4 | G, H (A, B) | water | water | 18.0 | 348 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 169 (UniProt: P01116)
| PDB | External Database | Details |
|---|---|---|
| Gly 0 | - | expression tag |
| Gly 151 | Arg 151 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 38757.7 | |
| Non-Polymers* | Number of molecules | 4 |
| Total formula weight | 935.0 | |
| All* | Total formula weight | 39692.8 |
