2.100 Å
X-ray
1998-08-06
| Name: | Dihydrofolate reductase |
|---|---|
| ID: | DYR_HUMAN |
| AC: | P00374 |
| Organism: | Homo sapiens |
| Reign: | Eukaryota |
| TaxID: | 9606 |
| EC Number: | 1.5.1.3 |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| A | 100 % |
| B-Factor: | 26.634 |
|---|---|
| Number of residues: | 29 |
| Including | |
| Standard Amino Acids: | 28 |
| Non Standard Amino Acids: | 1 |
| Water Molecules: | 0 |
| Cofactors: | NDP |
| Metals: | |
| Ligandability | Volume (Å3) |
|---|---|
| 1.092 | 519.750 |
| % Hydrophobic | % Polar |
|---|---|
| 57.14 | 42.86 |
| According to VolSite | |

| HET Code: | PRD |
|---|---|
| Formula: | C17H20N6O2 |
| Molecular weight: | 340.380 g/mol |
| DrugBank ID: | DB02583 |
| Buried Surface Area: | 63.73 % |
| Polar Surface area: | 112.41 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 8 |
| H-Bond Donors: | 2 |
| Rings: | 3 |
| Aromatic rings: | 3 |
| Anionic atoms: | 0 |
| Cationic atoms: | 0 |
| Rule of Five Violation: | 0 |
| Rotatable Bonds: | 5 |
| X | Y | Z |
|---|---|---|
| 30.61 | 14.9356 | -1.0872 |
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 |
| N4' | O | ILE- 7 | 3.12 | 170.1 | H-Bond (Ligand Donor) |
| N1' | OE2 | GLU- 30 | 3.45 | 129.54 | H-Bond (Ligand Donor) |
| N1' | OE1 | GLU- 30 | 2.97 | 171.06 | H-Bond (Ligand Donor) |
| N2' | OE2 | GLU- 30 | 2.67 | 163.39 | H-Bond (Ligand Donor) |
| C61 | CZ | PHE- 34 | 4.21 | 0 | Hydrophobic |
| O5' | NE2 | GLN- 35 | 3.23 | 130.78 | H-Bond (Protein Donor) |
| C61 | CG2 | THR- 56 | 4.19 | 0 | Hydrophobic |
| C61 | CG1 | ILE- 60 | 4.06 | 0 | Hydrophobic |
| C51 | CG2 | ILE- 60 | 4.1 | 0 | Hydrophobic |
| C7' | CG1 | ILE- 60 | 3.91 | 0 | Hydrophobic |
| C6' | CG2 | ILE- 60 | 4.12 | 0 | Hydrophobic |
| C21 | CG | PRO- 61 | 4.35 | 0 | Hydrophobic |
| C3' | CG | PRO- 61 | 4.06 | 0 | Hydrophobic |
| C51 | CB | ASN- 64 | 4.04 | 0 | Hydrophobic |
| N4' | O | VAL- 115 | 3.18 | 136.72 | H-Bond (Ligand Donor) |