1.800 Å
X-ray
2014-05-29
| Name: | Circadian clock protein kinase KaiC |
|---|---|
| ID: | KAIC_SYNE7 |
| AC: | Q79PF4 |
| Organism: | Synechococcus elongatus |
| Reign: | Bacteria |
| TaxID: | 1140 |
| EC Number: | 2.7.11.1 |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| E | 71 % |
| F | 29 % |
| B-Factor: | 28.911 |
|---|---|
| Number of residues: | 40 |
| Including | |
| Standard Amino Acids: | 35 |
| Non Standard Amino Acids: | 2 |
| Water Molecules: | 3 |
| Cofactors: | |
| Metals: | CL MG |
| Ligandability | Volume (Å3) |
|---|---|
| 0.879 | 391.500 |
| % Hydrophobic | % Polar |
|---|---|
| 53.45 | 46.55 |
| According to VolSite | |

| HET Code: | ADP |
|---|---|
| Formula: | C10H12N5O10P2 |
| Molecular weight: | 424.177 g/mol |
| DrugBank ID: | - |
| Buried Surface Area: | 73.02 % |
| Polar Surface area: | 260.7 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 14 |
| H-Bond Donors: | 3 |
| Rings: | 3 |
| Aromatic rings: | 2 |
| Anionic atoms: | 3 |
| Cationic atoms: | 0 |
| Rule of Five Violation: | 1 |
| Rotatable Bonds: | 6 |
| X | Y | Z |
|---|---|---|
| -47.7295 | 31.6446 | -2.86222 |
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 |
| O1B | N | GLY- 49 | 2.75 | 156.23 | H-Bond (Protein Donor) |
| O3B | N | GLY- 49 | 3.48 | 121.87 | H-Bond (Protein Donor) |
| O3B | N | THR- 50 | 3.14 | 123.22 | H-Bond (Protein Donor) |
| O3B | N | GLY- 51 | 3.01 | 142.18 | H-Bond (Protein Donor) |
| O3A | N | GLY- 51 | 3.37 | 141.61 | H-Bond (Protein Donor) |
| O1B | NZ | LYS- 52 | 3.85 | 0 | Ionic (Protein Cationic) |
| O3B | NZ | LYS- 52 | 2.98 | 0 | Ionic (Protein Cationic) |
| O3B | NZ | LYS- 52 | 2.98 | 162.58 | H-Bond (Protein Donor) |
| O3B | N | LYS- 52 | 2.96 | 155.9 | H-Bond (Protein Donor) |
| O2B | N | THR- 53 | 3.01 | 157.77 | H-Bond (Protein Donor) |
| O2A | N | LEU- 54 | 2.85 | 155.3 | H-Bond (Protein Donor) |
| N7 | OG | SER- 89 | 2.8 | 166.68 | H-Bond (Protein Donor) |
| N6 | OG | SER- 89 | 2.82 | 155.55 | H-Bond (Ligand Donor) |
| O1B | NZ | LYS- 224 | 2.53 | 146.57 | H-Bond (Protein Donor) |
| O1B | NZ | LYS- 224 | 2.53 | 0 | Ionic (Protein Cationic) |
| C3' | CG | LYS- 224 | 4.5 | 0 | Hydrophobic |
| O3' | N | LEU- 225 | 3.28 | 137.65 | H-Bond (Protein Donor) |
| O2' | NE2 | HIS- 230 | 2.8 | 174.36 | H-Bond (Ligand Donor) |
| C4' | CD1 | ILE- 239 | 4.43 | 0 | Hydrophobic |
| C1' | CG2 | ILE- 239 | 3.82 | 0 | Hydrophobic |
| N6 | OD1 | ASP- 241 | 2.92 | 173.12 | H-Bond (Ligand Donor) |
| O2B | MG | MG- 302 | 2.05 | 0 | Metal Acceptor |
| N3 | O | HOH- 422 | 2.99 | 155.94 | H-Bond (Protein Donor) |
| O3' | O | HOH- 423 | 2.67 | 150.61 | H-Bond (Ligand Donor) |
| O1A | O | HOH- 503 | 2.65 | 179.97 | H-Bond (Protein Donor) |