2.500 Å
X-ray
2010-03-09
| 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: | 57.310 |
|---|---|
| Number of residues: | 24 |
| Including | |
| Standard Amino Acids: | 24 |
| Non Standard Amino Acids: | 0 |
| Water Molecules: | 0 |
| Cofactors: | |
| Metals: | |
| Ligandability | Volume (Å3) |
|---|---|
| 1.164 | 465.750 |
| % Hydrophobic | % Polar |
|---|---|
| 51.45 | 48.55 |
| According to VolSite | |

| HET Code: | X8E |
|---|---|
| Formula: | C16H12N4O |
| Molecular weight: | 276.293 g/mol |
| DrugBank ID: | - |
| Buried Surface Area: | 55.24 % |
| Polar Surface area: | 57.59 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 3 |
| H-Bond Donors: | 1 |
| Rings: | 4 |
| Aromatic rings: | 2 |
| Anionic atoms: | 0 |
| Cationic atoms: | 0 |
| Rule of Five Violation: | 0 |
| Rotatable Bonds: | 1 |
| X | Y | Z |
|---|---|---|
| 3.05633 | -3.61181 | 19.2738 |
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 |
| C17 | CD2 | LEU- 15 | 4.25 | 0 | Hydrophobic |
| C15 | CD1 | LEU- 15 | 3.86 | 0 | Hydrophobic |
| C13 | CB | LEU- 15 | 3.98 | 0 | Hydrophobic |
| C10 | CG1 | VAL- 23 | 4.36 | 0 | Hydrophobic |
| C1 | CG2 | VAL- 23 | 4.23 | 0 | Hydrophobic |
| N6 | O | GLU- 85 | 3.27 | 154.33 | H-Bond (Ligand Donor) |
| O8 | N | CYS- 87 | 2.92 | 163.2 | H-Bond (Protein Donor) |
| C11 | CD2 | LEU- 137 | 4.25 | 0 | Hydrophobic |
| C10 | CD1 | LEU- 137 | 3.83 | 0 | Hydrophobic |