2.780 Å
X-ray
2009-02-27
| Name: | Hypoxanthine-guanine phosphoribosyltransferase |
|---|---|
| ID: | HPRT_HUMAN |
| AC: | P00492 |
| Organism: | Homo sapiens |
| Reign: | Eukaryota |
| TaxID: | 9606 |
| EC Number: | 2.4.2.8 |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| B | 100 % |
| B-Factor: | 22.633 |
|---|---|
| Number of residues: | 20 |
| Including | |
| Standard Amino Acids: | 20 |
| Non Standard Amino Acids: | 0 |
| Water Molecules: | 0 |
| Cofactors: | |
| Metals: | |
| Ligandability | Volume (Å3) |
|---|---|
| 0.707 | 864.000 |
| % Hydrophobic | % Polar |
|---|---|
| 35.55 | 64.45 |
| According to VolSite | |

| HET Code: | H26 |
|---|---|
| Formula: | C9H11N4O5P |
| Molecular weight: | 286.181 g/mol |
| DrugBank ID: | - |
| Buried Surface Area: | 59.15 % |
| Polar Surface area: | 141.51 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 7 |
| H-Bond Donors: | 1 |
| Rings: | 2 |
| Aromatic rings: | 1 |
| Anionic atoms: | 2 |
| Cationic atoms: | 0 |
| Rule of Five Violation: | 0 |
| Rotatable Bonds: | 6 |
| X | Y | Z |
|---|---|---|
| 17.2786 | 14.0317 | 17.4646 |
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 |
| CAG | CG2 | ILE- 135 | 4.22 | 0 | Hydrophobic |
| CAJ | CG2 | ILE- 135 | 4.22 | 0 | Hydrophobic |
| OAC | N | ASP- 137 | 3.01 | 171.28 | H-Bond (Protein Donor) |
| CAJ | CB | ASP- 137 | 4.1 | 0 | Hydrophobic |
| OAD | OG1 | THR- 138 | 3 | 164.29 | H-Bond (Protein Donor) |
| OAD | N | THR- 138 | 3.01 | 167.58 | H-Bond (Protein Donor) |
| OAC | N | GLY- 139 | 2.9 | 155.07 | H-Bond (Protein Donor) |
| OAE | N | THR- 141 | 3.11 | 151.72 | H-Bond (Protein Donor) |
| O6 | NZ | LYS- 165 | 3.07 | 133.44 | H-Bond (Protein Donor) |
| N1 | O | VAL- 187 | 2.76 | 157.53 | H-Bond (Ligand Donor) |
| O6 | N | VAL- 187 | 2.9 | 169.72 | H-Bond (Protein Donor) |