1.630 Å
X-ray
2015-07-26
| Name: | Casein kinase II subunit alpha |
|---|---|
| ID: | CSK21_HUMAN |
| AC: | P68400 |
| 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: | 27.281 |
|---|---|
| Number of residues: | 31 |
| Including | |
| Standard Amino Acids: | 30 |
| Non Standard Amino Acids: | 0 |
| Water Molecules: | 1 |
| Cofactors: | |
| Metals: | |
| Ligandability | Volume (Å3) |
|---|---|
| 1.290 | 982.125 |
| % Hydrophobic | % Polar |
|---|---|
| 47.42 | 52.58 |
| According to VolSite | |

| HET Code: | ATP |
|---|---|
| Formula: | C10H12N5O13P3 |
| Molecular weight: | 503.149 g/mol |
| DrugBank ID: | DB00171 |
| Buried Surface Area: | 52.42 % |
| Polar Surface area: | 319.88 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 17 |
| H-Bond Donors: | 3 |
| Rings: | 3 |
| Aromatic rings: | 2 |
| Anionic atoms: | 4 |
| Cationic atoms: | 0 |
| Rule of Five Violation: | 2 |
| Rotatable Bonds: | 8 |
| X | Y | Z |
|---|---|---|
| 92.6495 | 15.3405 | 132.902 |
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 |
| O2B | OG | SER- 51 | 2.95 | 162.49 | H-Bond (Protein Donor) |
| O3A | OG | SER- 51 | 3.44 | 120.84 | H-Bond (Protein Donor) |
| C1' | CG1 | VAL- 53 | 3.91 | 0 | Hydrophobic |
| C5' | CG2 | VAL- 53 | 4.08 | 0 | Hydrophobic |
| O1A | NZ | LYS- 68 | 3.22 | 134.75 | H-Bond (Protein Donor) |
| O1A | NZ | LYS- 68 | 3.22 | 0 | Ionic (Protein Cationic) |
| N6 | O | GLU- 114 | 2.85 | 133.09 | H-Bond (Ligand Donor) |
| N1 | N | VAL- 116 | 3.23 | 157.36 | H-Bond (Protein Donor) |
| C2' | SD | MET- 163 | 3.89 | 0 | Hydrophobic |
| C2' | CD1 | ILE- 174 | 4.33 | 0 | Hydrophobic |