2.450 Å
X-ray
2009-07-03
| 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: | 61.557 |
|---|---|
| Number of residues: | 23 |
| Including | |
| Standard Amino Acids: | 23 |
| Non Standard Amino Acids: | 0 |
| Water Molecules: | 0 |
| Cofactors: | |
| Metals: | |
| Ligandability | Volume (Å3) |
|---|---|
| 1.003 | 405.000 |
| % Hydrophobic | % Polar |
|---|---|
| 52.50 | 47.50 |
| According to VolSite | |

| HET Code: | ZY6 |
|---|---|
| Formula: | C17H21N5O |
| Molecular weight: | 311.382 g/mol |
| DrugBank ID: | DB08774 |
| Buried Surface Area: | 52.84 % |
| Polar Surface area: | 82.93 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 3 |
| H-Bond Donors: | 3 |
| Rings: | 4 |
| Aromatic rings: | 3 |
| Anionic atoms: | 0 |
| Cationic atoms: | 2 |
| Rule of Five Violation: | 0 |
| Rotatable Bonds: | 3 |
| X | Y | Z |
|---|---|---|
| 17.8002 | -2.39935 | 10.6359 |
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 |
| CAQ | CB | LEU- 15 | 4.31 | 0 | Hydrophobic |
| CAK | CB | LEU- 15 | 4.43 | 0 | Hydrophobic |
| CAF | CD2 | LEU- 15 | 3.67 | 0 | Hydrophobic |
| CAR | CD1 | LEU- 15 | 4.34 | 0 | Hydrophobic |
| CAK | CB | VAL- 23 | 3.69 | 0 | Hydrophobic |
| CAJ | CG2 | VAL- 23 | 4.03 | 0 | Hydrophobic |
| CAT | CB | ALA- 36 | 4.43 | 0 | Hydrophobic |
| NAO | O | GLU- 85 | 2.9 | 165.6 | H-Bond (Ligand Donor) |
| NAN | N | CYS- 87 | 2.94 | 156.43 | H-Bond (Protein Donor) |
| NAA | OE2 | GLU- 91 | 3.19 | 155.95 | H-Bond (Ligand Donor) |
| NAA | OE2 | GLU- 91 | 3.19 | 0 | Ionic (Ligand Cationic) |
| CAE | CD2 | LEU- 137 | 4.06 | 0 | Hydrophobic |
| CAL | CD2 | LEU- 137 | 4.43 | 0 | Hydrophobic |
| CAT | CD1 | LEU- 137 | 3.47 | 0 | Hydrophobic |