2.300 Å
X-ray
2012-06-27
| Name: | Serine/threonine-protein kinase Chk1 |
|---|---|
| ID: | CHK1_HUMAN |
| AC: | O14757 |
| Organism: | Homo sapiens |
| Reign: | Eukaryota |
| TaxID: | 9606 |
| EC Number: | 2.7.11.1 |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| A | 100 % |
| B-Factor: | 35.080 |
|---|---|
| Number of residues: | 28 |
| Including | |
| Standard Amino Acids: | 27 |
| Non Standard Amino Acids: | 0 |
| Water Molecules: | 1 |
| Cofactors: | |
| Metals: | |
| Ligandability | Volume (Å3) |
|---|---|
| 1.080 | 523.125 |
| % Hydrophobic | % Polar |
|---|---|
| 49.68 | 50.32 |
| According to VolSite | |

| HET Code: | HK1 |
|---|---|
| Formula: | C18H16N2O3 |
| Molecular weight: | 308.331 g/mol |
| DrugBank ID: | - |
| Buried Surface Area: | 59.87 % |
| Polar Surface area: | 67.37 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 4 |
| H-Bond Donors: | 2 |
| Rings: | 4 |
| Aromatic rings: | 3 |
| Anionic atoms: | 0 |
| Cationic atoms: | 0 |
| Rule of Five Violation: | 0 |
| Rotatable Bonds: | 3 |
| X | Y | Z |
|---|---|---|
| 17.1237 | -4.03339 | 10.0185 |
Image generated by PoseView
Represent the protein/ligand binding mode, centered on the ligand
Dashed lines represents hydrogen bonds and metal interactions
Green residue labels for amino acids with hydrophobic contacts (green lines) to the ligand
| Ligand | Protein | Interaction | |||
|---|---|---|---|---|---|
| Atom | Atom | Residue | Distance (Å) | Angle (°) | Type |
| C18 | CD1 | LEU- 15 | 3.91 | 0 | Hydrophobic |
| C17 | CD2 | LEU- 15 | 3.84 | 0 | Hydrophobic |
| C11 | CB | LEU- 15 | 3.69 | 0 | Hydrophobic |
| C6 | CG2 | VAL- 23 | 3.96 | 0 | Hydrophobic |
| C5 | CG1 | VAL- 23 | 3.9 | 0 | Hydrophobic |
| C3 | CB | ALA- 36 | 4.1 | 0 | Hydrophobic |
| C2 | CG1 | VAL- 68 | 3.73 | 0 | Hydrophobic |
| C3 | CB | LEU- 84 | 4.06 | 0 | Hydrophobic |
| C2 | CD1 | LEU- 84 | 3.65 | 0 | Hydrophobic |
| N1 | O | GLU- 85 | 2.85 | 163.07 | H-Bond (Ligand Donor) |
| C16 | CE1 | TYR- 86 | 4.16 | 0 | Hydrophobic |
| N2 | N | CYS- 87 | 2.97 | 171.15 | H-Bond (Protein Donor) |
| C12 | CG | GLU- 91 | 4.28 | 0 | Hydrophobic |
| C14 | CG | GLU- 91 | 4.47 | 0 | Hydrophobic |
| C4 | CD1 | LEU- 137 | 3.51 | 0 | Hydrophobic |
| C10 | CD2 | LEU- 137 | 4.15 | 0 | Hydrophobic |
| C1 | CB | SER- 147 | 4.26 | 0 | Hydrophobic |