6PGO
Crystal structure of human KRAS G12C covalently bound to a phthalazine inhibitor
Entity
Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
1 | A, B | GTPase KRas | polymer | 183 | 21038.6 | 2 | UniProt (P01116) Pfam (PF00071) In PDB | Homo sapiens (Human) | K-Ras 2,Ki-Ras,c-K-ras,c-Ki-ras |
2 | A, B | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) | |||
3 | A, B | GUANOSINE-5'-DIPHOSPHATE | non-polymer | 443.2 | 2 | Chemie (GDP) | |||
4 | A, B | 1-{4-[7-chloro-6-(2-fluoro-6-hydroxyphenyl)-4-phenylphthalazin-1-yl]piperazin-1-yl}propan-1-one | non-polymer | 491.0 | 2 | Chemie (OJ1) | |||
5 | water | water | 18.0 | 163 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 169 (UniProt: P01116)
PDB | External Database | Details |
---|---|---|
Met -13 | - | expression tag |
Lys -12 | - | expression tag |
His -11 | - | expression tag |
His -10 | - | expression tag |
His -9 | - | expression tag |
His -8 | - | expression tag |
His -7 | - | expression tag |
His -6 | - | expression tag |
His -5 | - | expression tag |
Asp -4 | - | expression tag |
Glu -3 | - | expression tag |
Val -2 | - | expression tag |
Asp -1 | - | expression tag |
Gly 0 | - | expression tag |
Cys 12 | Gly 12 | variant |
Ser 51 | Cys 51 | engineered mutation |
Leu 80 | Cys 80 | engineered mutation |
Ser 118 | Cys 118 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
Polymers | Number of chains | 2 |
Total formula weight | 42077.2 | |
Non-Polymers* | Number of molecules | 6 |
Total formula weight | 1916.9 | |
All* | Total formula weight | 43994.2 |