2.000 Å
X-ray
2001-06-15
| Name: | Purine nucleoside phosphorylase |
|---|---|
| ID: | PNPH_SULSO |
| AC: | P50389 |
| Organism: | Sulfolobus solfataricus |
| Reign: | Archaea |
| TaxID: | 273057 |
| EC Number: | / |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| B | 86 % |
| C | 14 % |
| B-Factor: | 21.950 |
|---|---|
| Number of residues: | 28 |
| Including | |
| Standard Amino Acids: | 28 |
| Non Standard Amino Acids: | 0 |
| Water Molecules: | 0 |
| Cofactors: | |
| Metals: | |
| Ligandability | Volume (Å3) |
|---|---|
| 0.416 | 567.000 |
| % Hydrophobic | % Polar |
|---|---|
| 42.26 | 57.74 |
| According to VolSite | |

| HET Code: | FMB |
|---|---|
| Formula: | C10H12N4O5 |
| Molecular weight: | 268.226 g/mol |
| DrugBank ID: | DB04198 |
| Buried Surface Area: | 69.18 % |
| Polar Surface area: | 140.06 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 7 |
| H-Bond Donors: | 5 |
| Rings: | 3 |
| Aromatic rings: | 1 |
| Anionic atoms: | 0 |
| Cationic atoms: | 0 |
| Rule of Five Violation: | 0 |
| Rotatable Bonds: | 2 |
| X | Y | Z |
|---|---|---|
| 67.5555 | 110.458 | 33.8845 |
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 |
| O5' | NE2 | HIS- 5 | 2.86 | 145.42 | H-Bond (Ligand Donor) |
| C3' | CG2 | ILE- 64 | 4.21 | 0 | Hydrophobic |
| C5' | CD1 | ILE- 64 | 4.35 | 0 | Hydrophobic |
| N3 | OG1 | THR- 89 | 3.25 | 169.29 | H-Bond (Ligand Donor) |
| C2' | CG | GLU- 180 | 4.29 | 0 | Hydrophobic |
| C2' | CG | MET- 181 | 3.89 | 0 | Hydrophobic |
| C3' | SD | MET- 181 | 3.79 | 0 | Hydrophobic |
| O3' | OE2 | GLU- 182 | 3.43 | 142.3 | H-Bond (Protein Donor) |
| O3' | OE1 | GLU- 182 | 3.26 | 148.58 | H-Bond (Ligand Donor) |
| N1 | OD1 | ASP- 205 | 2.83 | 163.26 | H-Bond (Protein Donor) |