2.300 Å
X-ray
2002-10-02
| Name: | Putative pteridine reductase 2 |
|---|---|
| ID: | Q8I814_TRYCR |
| AC: | Q8I814 |
| Organism: | Trypanosoma cruzi |
| Reign: | Eukaryota |
| TaxID: | 5693 |
| EC Number: | / |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| A | 97 % |
| D | 3 % |
| B-Factor: | 35.003 |
|---|---|
| Number of residues: | 31 |
| Including | |
| Standard Amino Acids: | 29 |
| Non Standard Amino Acids: | 1 |
| Water Molecules: | 1 |
| Cofactors: | NDP |
| Metals: | |
| Ligandability | Volume (Å3) |
|---|---|
| 0.550 | 756.000 |
| % Hydrophobic | % Polar |
|---|---|
| 52.68 | 47.32 |
| According to VolSite | |

| HET Code: | MTX |
|---|---|
| Formula: | C20H20N8O5 |
| Molecular weight: | 452.423 g/mol |
| DrugBank ID: | DB00563 |
| Buried Surface Area: | 56.38 % |
| Polar Surface area: | 216.2 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 12 |
| H-Bond Donors: | 3 |
| Rings: | 3 |
| Aromatic rings: | 3 |
| Anionic atoms: | 2 |
| Cationic atoms: | 0 |
| Rule of Five Violation: | 1 |
| Rotatable Bonds: | 9 |
| X | Y | Z |
|---|---|---|
| 17.3558 | 52.4495 | 24.5968 |
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 |
| NA2 | OG | SER- 103 | 2.7 | 157.05 | H-Bond (Ligand Donor) |
| DuAr | DuAr | TYR- 105 | 3.76 | 0 | Aromatic Face/Face |
| C16 | CD2 | LEU- 176 | 3.4 | 0 | Hydrophobic |
| NA4 | OH | TYR- 182 | 2.82 | 165.26 | H-Bond (Ligand Donor) |
| CM | CD1 | LEU- 214 | 3.51 | 0 | Hydrophobic |
| C9 | CD2 | LEU- 217 | 4.42 | 0 | Hydrophobic |
| C13 | CG | PRO- 218 | 3.88 | 0 | Hydrophobic |
| C12 | CE | MET- 221 | 3.87 | 0 | Hydrophobic |
| CG | CE | MET- 221 | 4.06 | 0 | Hydrophobic |
| O | OH | TYR- 229 | 2.99 | 147.75 | H-Bond (Protein Donor) |
| CG | CZ | TYR- 229 | 4.28 | 0 | Hydrophobic |
| N1 | O2A | NDP- 1277 | 2.89 | 151.3 | H-Bond (Ligand Donor) |
| NA2 | O2A | NDP- 1277 | 3.11 | 140.71 | H-Bond (Ligand Donor) |