2.090 Å
X-ray
2013-09-24
| Name: | Casein kinase II subunit alpha |
|---|---|
| ID: | CSK21_YEAST |
| AC: | P15790 |
| Organism: | Saccharomyces cerevisiae |
| Reign: | Eukaryota |
| TaxID: | 559292 |
| EC Number: | 2.7.11.1 |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| A | 100 % |
| B-Factor: | 24.205 |
|---|---|
| Number of residues: | 34 |
| Including | |
| Standard Amino Acids: | 33 |
| Non Standard Amino Acids: | 1 |
| Water Molecules: | 0 |
| Cofactors: | |
| Metals: | MG |
| Ligandability | Volume (Å3) |
|---|---|
| 1.095 | 499.500 |
| % Hydrophobic | % Polar |
|---|---|
| 55.41 | 44.59 |
| According to VolSite | |

| HET Code: | ATP |
|---|---|
| Formula: | C10H12N5O13P3 |
| Molecular weight: | 503.149 g/mol |
| DrugBank ID: | DB00171 |
| Buried Surface Area: | 68.21 % |
| 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 |
|---|---|---|
| 26.9332 | -24.8314 | -19.7528 |
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 |
| O1G | N | LYS- 50 | 2.89 | 159.53 | H-Bond (Protein Donor) |
| O1B | N | TYR- 51 | 2.93 | 144.92 | H-Bond (Protein Donor) |
| O1B | OG | SER- 52 | 2.73 | 151.71 | H-Bond (Protein Donor) |
| O3A | OG | SER- 52 | 2.83 | 125.16 | H-Bond (Protein Donor) |
| C1' | CB | VAL- 54 | 4.25 | 0 | Hydrophobic |
| C5' | CG2 | VAL- 54 | 3.74 | 0 | Hydrophobic |
| O2B | NZ | LYS- 69 | 3.27 | 137.31 | H-Bond (Protein Donor) |
| O2A | NZ | LYS- 69 | 3.02 | 144.98 | H-Bond (Protein Donor) |
| O2B | NZ | LYS- 69 | 3.27 | 0 | Ionic (Protein Cationic) |
| O2A | NZ | LYS- 69 | 3.02 | 0 | Ionic (Protein Cationic) |
| N6 | O | GLU- 153 | 2.78 | 141.08 | H-Bond (Ligand Donor) |
| N1 | N | VAL- 155 | 3.06 | 160.58 | H-Bond (Protein Donor) |
| O3' | O | HIS- 199 | 2.73 | 153.45 | H-Bond (Ligand Donor) |
| O3G | ND2 | ASN- 200 | 3.19 | 137.58 | H-Bond (Protein Donor) |
| C2' | CE | MET- 202 | 3.75 | 0 | Hydrophobic |
| C3' | CD1 | ILE- 213 | 3.75 | 0 | Hydrophobic |
| O3G | MG | MG- 402 | 2.07 | 0 | Metal Acceptor |
| O3B | MG | MG- 402 | 1.93 | 0 | Metal Acceptor |
| O1A | MG | MG- 402 | 1.96 | 0 | Metal Acceptor |