1.950 Å
X-ray
2004-07-01
| Name: | Inositol-trisphosphate 3-kinase A |
|---|---|
| ID: | IP3KA_HUMAN |
| AC: | P23677 |
| Organism: | Homo sapiens |
| Reign: | Eukaryota |
| TaxID: | 9606 |
| EC Number: | 2.7.1.127 |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| A | 100 % |
| B-Factor: | 18.147 |
|---|---|
| Number of residues: | 27 |
| Including | |
| Standard Amino Acids: | 24 |
| Non Standard Amino Acids: | 2 |
| Water Molecules: | 1 |
| Cofactors: | |
| Metals: | MN |
| Ligandability | Volume (Å3) |
|---|---|
| 0.605 | 438.750 |
| % Hydrophobic | % Polar |
|---|---|
| 67.69 | 32.31 |
| According to VolSite | |

| HET Code: | ANP |
|---|---|
| Formula: | C10H13N6O12P3 |
| Molecular weight: | 502.164 g/mol |
| DrugBank ID: | - |
| Buried Surface Area: | 50.29 % |
| Polar Surface area: | 322.68 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 16 |
| H-Bond Donors: | 4 |
| Rings: | 3 |
| Aromatic rings: | 2 |
| Anionic atoms: | 4 |
| Cationic atoms: | 0 |
| Rule of Five Violation: | 2 |
| Rotatable Bonds: | 8 |
| X | Y | Z |
|---|---|---|
| 21.6332 | 28.3819 | 77.5577 |
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 |
| C5' | CE1 | PHE- 198 | 3.81 | 0 | Hydrophobic |
| C1' | CZ | PHE- 198 | 4.43 | 0 | Hydrophobic |
| O2B | NZ | LYS- 209 | 3.15 | 124.99 | H-Bond (Protein Donor) |
| O2A | NZ | LYS- 209 | 2.86 | 155.25 | H-Bond (Protein Donor) |
| O2B | NZ | LYS- 209 | 3.15 | 0 | Ionic (Protein Cationic) |
| O2A | NZ | LYS- 209 | 2.86 | 0 | Ionic (Protein Cationic) |
| N6 | O | GLN- 249 | 2.79 | 162.31 | H-Bond (Ligand Donor) |
| N1 | N | LEU- 251 | 3.05 | 162.84 | H-Bond (Protein Donor) |
| O3' | OD2 | ASP- 262 | 2.81 | 136.91 | H-Bond (Ligand Donor) |
| O2' | NZ | LYS- 336 | 2.72 | 162.67 | H-Bond (Protein Donor) |
| C2' | CD1 | LEU- 401 | 3.72 | 0 | Hydrophobic |
| C3' | CD1 | ILE- 415 | 3.86 | 0 | Hydrophobic |
| O1G | MN | MN- 1464 | 2.49 | 0 | Metal Acceptor |
| O1A | MN | MN- 1464 | 2.12 | 0 | Metal Acceptor |