2.350 Å
X-ray
2011-06-06
| 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: | 56.262 |
|---|---|
| Number of residues: | 32 |
| Including | |
| Standard Amino Acids: | 31 |
| Non Standard Amino Acids: | 0 |
| Water Molecules: | 1 |
| Cofactors: | |
| Metals: | |
| Ligandability | Volume (Å3) |
|---|---|
| 1.043 | 462.375 |
| % Hydrophobic | % Polar |
|---|---|
| 47.45 | 52.55 |
| According to VolSite | |

| HET Code: | 4YM |
|---|---|
| Formula: | C21H24N6O3 |
| Molecular weight: | 408.454 g/mol |
| DrugBank ID: | - |
| Buried Surface Area: | 62.57 % |
| Polar Surface area: | 133.02 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 6 |
| H-Bond Donors: | 3 |
| Rings: | 4 |
| Aromatic rings: | 3 |
| Anionic atoms: | 0 |
| Cationic atoms: | 2 |
| Rule of Five Violation: | 0 |
| Rotatable Bonds: | 6 |
| X | Y | Z |
|---|---|---|
| 15.7287 | -1.58373 | 11.0419 |
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 |
| C06 | CD1 | LEU- 15 | 3.97 | 0 | Hydrophobic |
| C24 | CB | LEU- 15 | 3.51 | 0 | Hydrophobic |
| C24 | CG1 | VAL- 23 | 3.88 | 0 | Hydrophobic |
| C25 | CB | VAL- 23 | 4.09 | 0 | Hydrophobic |
| C16 | CG2 | VAL- 23 | 4.4 | 0 | Hydrophobic |
| C17 | CD | LYS- 38 | 4.45 | 0 | Hydrophobic |
| C20 | CD1 | LEU- 84 | 3.93 | 0 | Hydrophobic |
| N10 | O | GLU- 85 | 2.78 | 173.42 | H-Bond (Ligand Donor) |
| C01 | CE1 | TYR- 86 | 3.96 | 0 | Hydrophobic |
| N08 | N | CYS- 87 | 3.18 | 176.35 | H-Bond (Protein Donor) |
| N29 | OE2 | GLU- 91 | 3.27 | 122.43 | H-Bond (Ligand Donor) |
| N29 | OE2 | GLU- 91 | 3.27 | 0 | Ionic (Ligand Cationic) |
| N29 | O | GLU- 134 | 3.18 | 125.41 | H-Bond (Ligand Donor) |
| C30 | CD2 | LEU- 137 | 4.25 | 0 | Hydrophobic |
| C13 | CD1 | LEU- 137 | 4.15 | 0 | Hydrophobic |
| C21 | CD1 | LEU- 137 | 3.36 | 0 | Hydrophobic |
| C16 | CB | ASP- 148 | 4.04 | 0 | Hydrophobic |