1.700 Å
X-ray
2001-08-28
| Name: | Dihydrofolate reductase |
|---|---|
| ID: | DYR_BPT4 |
| AC: | P04382 |
| Organism: | Enterobacteria phage T4 |
| Reign: | Viruses |
| TaxID: | 10665 |
| EC Number: | 1.5.1.3 |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| A | 100 % |
| B-Factor: | 23.860 |
|---|---|
| Number of residues: | 43 |
| Including | |
| Standard Amino Acids: | 42 |
| Non Standard Amino Acids: | 0 |
| Water Molecules: | 1 |
| Cofactors: | |
| Metals: | |
| Ligandability | Volume (Å3) |
|---|---|
| 1.123 | 840.375 |
| % Hydrophobic | % Polar |
|---|---|
| 59.84 | 40.16 |
| According to VolSite | |

| HET Code: | NDP |
|---|---|
| Formula: | C21H26N7O17P3 |
| Molecular weight: | 741.389 g/mol |
| DrugBank ID: | DB02338 |
| Buried Surface Area: | 59.07 % |
| Polar Surface area: | 404.9 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 22 |
| H-Bond Donors: | 5 |
| Rings: | 5 |
| Aromatic rings: | 2 |
| Anionic atoms: | 4 |
| Cationic atoms: | 0 |
| Rule of Five Violation: | 2 |
| Rotatable Bonds: | 13 |
| X | Y | Z |
|---|---|---|
| 32.2021 | 12.7116 | 76.1254 |
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 |
| O7N | N | ARG- 7 | 2.83 | 159.66 | H-Bond (Protein Donor) |
| N7N | O | ARG- 7 | 2.78 | 150.68 | H-Bond (Ligand Donor) |
| N7N | O | PHE- 22 | 3.09 | 157.71 | H-Bond (Ligand Donor) |
| C3N | CZ | PHE- 22 | 3.46 | 0 | Hydrophobic |
| O3D | O | GLY- 25 | 2.55 | 171.69 | H-Bond (Ligand Donor) |
| C3N | CD2 | LEU- 28 | 4.08 | 0 | Hydrophobic |
| C5B | CB | ALA- 53 | 4.14 | 0 | Hydrophobic |
| C1B | CB | ALA- 53 | 4.34 | 0 | Hydrophobic |
| C5B | CB | LYS- 54 | 3.33 | 0 | Hydrophobic |
| C4B | CG | LYS- 54 | 3.66 | 0 | Hydrophobic |
| C5D | CB | LYS- 54 | 3.92 | 0 | Hydrophobic |
| O2A | OG1 | THR- 55 | 3.24 | 158.03 | H-Bond (Protein Donor) |
| O2A | N | THR- 55 | 3.2 | 156.06 | H-Bond (Protein Donor) |
| C5N | CG2 | THR- 55 | 3.48 | 0 | Hydrophobic |
| C2D | CB | SER- 58 | 4.15 | 0 | Hydrophobic |
| N7A | N | ASP- 73 | 3.16 | 166.47 | H-Bond (Protein Donor) |
| N6A | O | ASP- 73 | 3.11 | 132.6 | H-Bond (Ligand Donor) |
| DuAr | CZ | ARG- 76 | 3.62 | 162.44 | Pi/Cation |
| N6A | O | ASP- 77 | 3.07 | 163.38 | H-Bond (Ligand Donor) |
| C4D | CG2 | VAL- 158 | 4.07 | 0 | Hydrophobic |
| O7N | O | HOH- 224 | 2.89 | 163.74 | H-Bond (Protein Donor) |