1.870 Å
X-ray
2015-10-20
| Name: | Dehydrofolate reductase type I |
|---|---|
| ID: | A4GRC7_KLEPN |
| AC: | A4GRC7 |
| Organism: | Klebsiella pneumoniae |
| Reign: | Bacteria |
| TaxID: | 573 |
| EC Number: | / |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| B | 100 % |
| B-Factor: | 38.324 |
|---|---|
| Number of residues: | 45 |
| Including | |
| Standard Amino Acids: | 43 |
| Non Standard Amino Acids: | 1 |
| Water Molecules: | 1 |
| Cofactors: | |
| Metals: | CA |
| Ligandability | Volume (Å3) |
|---|---|
| 1.292 | 749.250 |
| % Hydrophobic | % Polar |
|---|---|
| 51.35 | 48.65 |
| According to VolSite | |

| HET Code: | NAP |
|---|---|
| Formula: | C21H25N7O17P3 |
| Molecular weight: | 740.381 g/mol |
| DrugBank ID: | DB03461 |
| Buried Surface Area: | 76.83 % |
| Polar Surface area: | 405.54 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 21 |
| H-Bond Donors: | 5 |
| Rings: | 5 |
| Aromatic rings: | 3 |
| Anionic atoms: | 4 |
| Cationic atoms: | 1 |
| Rule of Five Violation: | 2 |
| Rotatable Bonds: | 13 |
| X | Y | Z |
|---|---|---|
| 18.6126 | 59.947 | -24.5296 |
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 | ALA- 7 | 2.75 | 177.3 | H-Bond (Protein Donor) |
| N7N | O | ALA- 7 | 2.83 | 139.1 | H-Bond (Ligand Donor) |
| N7N | O | ILE- 14 | 3.06 | 161.6 | H-Bond (Ligand Donor) |
| O3D | O | GLY- 17 | 2.61 | 177.34 | H-Bond (Ligand Donor) |
| C3N | CD1 | ILE- 20 | 3.6 | 0 | Hydrophobic |
| C4B | CB | ARG- 44 | 4.31 | 0 | Hydrophobic |
| O4B | N | ARG- 44 | 3.34 | 142.86 | H-Bond (Protein Donor) |
| O1X | NH1 | ARG- 44 | 2.76 | 121.65 | H-Bond (Protein Donor) |
| O2X | NH1 | ARG- 44 | 3.39 | 172.52 | H-Bond (Protein Donor) |
| O1X | CZ | ARG- 44 | 3.99 | 0 | Ionic (Protein Cationic) |
| O5B | N | LYS- 45 | 3.4 | 152.43 | H-Bond (Protein Donor) |
| C5B | CG | LYS- 45 | 4.03 | 0 | Hydrophobic |
| O2A | OG1 | THR- 46 | 2.69 | 154.96 | H-Bond (Protein Donor) |
| O2A | N | THR- 46 | 2.91 | 145.76 | H-Bond (Protein Donor) |
| C5N | CG2 | THR- 46 | 3.8 | 0 | Hydrophobic |
| C1B | CG2 | VAL- 61 | 4.17 | 0 | Hydrophobic |
| O3X | N | ARG- 63 | 2.91 | 157.58 | H-Bond (Protein Donor) |
| O1A | N | GLY- 98 | 3.01 | 134.12 | H-Bond (Protein Donor) |
| O2A | N | GLY- 98 | 3.01 | 131.41 | H-Bond (Protein Donor) |
| O5D | N | GLY- 99 | 3.11 | 144.53 | H-Bond (Protein Donor) |
| C5B | CB | GLU- 100 | 4.36 | 0 | Hydrophobic |
| O2N | N | GLU- 100 | 2.8 | 152.26 | H-Bond (Protein Donor) |
| C5B | CD1 | ILE- 101 | 4.45 | 0 | Hydrophobic |
| C4D | CG2 | VAL- 125 | 4.01 | 0 | Hydrophobic |