1.800 Å
X-ray
2005-12-08
| Name: | Nonstructural polyprotein pp1a |
|---|---|
| ID: | Q19QX1_CVHSA |
| AC: | Q19QX1 |
| Organism: | Human SARS coronavirus |
| Reign: | Viruses |
| TaxID: | 227859 |
| EC Number: | / |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| B | 90 % |
| C | 10 % |
| B-Factor: | 8.674 |
|---|---|
| Number of residues: | 44 |
| Including | |
| Standard Amino Acids: | 42 |
| Non Standard Amino Acids: | 0 |
| Water Molecules: | 2 |
| Cofactors: | |
| Metals: | |
| Ligandability | Volume (Å3) |
|---|---|
| 1.009 | 691.875 |
| % Hydrophobic | % Polar |
|---|---|
| 44.39 | 55.61 |
| According to VolSite | |

| HET Code: | APR |
|---|---|
| Formula: | C15H21N5O14P2 |
| Molecular weight: | 557.300 g/mol |
| DrugBank ID: | - |
| Buried Surface Area: | 73.82 % |
| Polar Surface area: | 316.8 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 18 |
| H-Bond Donors: | 6 |
| Rings: | 4 |
| Aromatic rings: | 2 |
| Anionic atoms: | 2 |
| Cationic atoms: | 0 |
| Rule of Five Violation: | 3 |
| Rotatable Bonds: | 9 |
| X | Y | Z |
|---|---|---|
| 16.4834 | 24.3877 | 20.1839 |
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 |
| N6 | OD1 | ASP- 23 | 2.87 | 138.2 | H-Bond (Ligand Donor) |
| N1 | N | ILE- 24 | 2.98 | 155.66 | H-Bond (Protein Donor) |
| O3D | ND2 | ASN- 41 | 2.99 | 172.75 | H-Bond (Protein Donor) |
| C3D | CB | ASN- 41 | 4.09 | 0 | Hydrophobic |
| O2D | N | GLY- 47 | 3.3 | 173.92 | H-Bond (Protein Donor) |
| O1D | N | GLY- 48 | 3.41 | 162.18 | H-Bond (Protein Donor) |
| C1' | CG2 | VAL- 50 | 4.35 | 0 | Hydrophobic |
| C5' | CG2 | VAL- 50 | 4.47 | 0 | Hydrophobic |
| O1A | N | VAL- 50 | 2.78 | 169.16 | H-Bond (Protein Donor) |
| C2D | CB | ALA- 51 | 3.98 | 0 | Hydrophobic |
| O3D | O | ASN- 102 | 2.67 | 130.18 | H-Bond (Ligand Donor) |
| C4' | CB | PRO- 126 | 4.42 | 0 | Hydrophobic |
| O1B | N | SER- 129 | 2.85 | 138.62 | H-Bond (Protein Donor) |
| C3' | CB | ALA- 130 | 3.94 | 0 | Hydrophobic |
| O2B | N | GLY- 131 | 2.86 | 146.99 | H-Bond (Protein Donor) |
| O2A | N | ILE- 132 | 2.91 | 171.48 | H-Bond (Protein Donor) |
| C1D | CD1 | ILE- 132 | 3.83 | 0 | Hydrophobic |
| C4D | CG2 | ILE- 132 | 3.73 | 0 | Hydrophobic |
| O2B | N | PHE- 133 | 2.9 | 164.14 | H-Bond (Protein Donor) |
| C5D | CE1 | PHE- 133 | 3.72 | 0 | Hydrophobic |
| C3D | CZ | PHE- 133 | 3.89 | 0 | Hydrophobic |
| C4D | CE2 | PHE- 133 | 3.67 | 0 | Hydrophobic |
| N3 | N | ASN- 157 | 3.45 | 123.67 | H-Bond (Protein Donor) |
| O1B | O | HOH- 564 | 2.9 | 148.07 | H-Bond (Protein Donor) |
| O2D | O | HOH- 566 | 3 | 179.99 | H-Bond (Protein Donor) |