1.800 Å
X-ray
2007-11-26
| Name: | Thiopurine S-methyltransferase |
|---|---|
| ID: | TPMT_MOUSE |
| AC: | O55060 |
| Organism: | Mus musculus |
| Reign: | Eukaryota |
| TaxID: | 10090 |
| EC Number: | 2.1.1.67 |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| B | 100 % |
| B-Factor: | 19.131 |
|---|---|
| Number of residues: | 34 |
| Including | |
| Standard Amino Acids: | 33 |
| Non Standard Amino Acids: | 0 |
| Water Molecules: | 1 |
| Cofactors: | |
| Metals: | |
| Ligandability | Volume (Å3) |
|---|---|
| 1.056 | 1410.750 |
| % Hydrophobic | % Polar |
|---|---|
| 45.45 | 54.55 |
| According to VolSite | |

| HET Code: | SAH |
|---|---|
| Formula: | C14H20N6O5S |
| Molecular weight: | 384.411 g/mol |
| DrugBank ID: | DB01752 |
| Buried Surface Area: | 66.8 % |
| Polar Surface area: | 212.38 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 10 |
| H-Bond Donors: | 4 |
| Rings: | 3 |
| Aromatic rings: | 2 |
| Anionic atoms: | 1 |
| Cationic atoms: | 1 |
| Rule of Five Violation: | 1 |
| Rotatable Bonds: | 7 |
| X | Y | Z |
|---|---|---|
| 8.07685 | 31.6247 | 4.47196 |
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 |
| SD | CZ3 | TRP- 24 | 4.13 | 0 | Hydrophobic |
| C5' | CH2 | TRP- 24 | 3.94 | 0 | Hydrophobic |
| C2' | CE3 | TRP- 24 | 3.33 | 0 | Hydrophobic |
| O3' | NE1 | TRP- 28 | 3.07 | 143.78 | H-Bond (Protein Donor) |
| O2' | NE1 | TRP- 28 | 3.12 | 137.92 | H-Bond (Protein Donor) |
| C3' | CD1 | ILE- 33 | 4.26 | 0 | Hydrophobic |
| N | O | LEU- 64 | 2.79 | 152.55 | H-Bond (Ligand Donor) |
| C5' | CD2 | LEU- 64 | 4.14 | 0 | Hydrophobic |
| C4' | CB | LEU- 64 | 3.97 | 0 | Hydrophobic |
| C1' | CG | LEU- 64 | 4.03 | 0 | Hydrophobic |
| O3' | OE1 | GLU- 85 | 2.6 | 167.96 | H-Bond (Ligand Donor) |
| O3' | OE2 | GLU- 85 | 3.25 | 128.31 | H-Bond (Ligand Donor) |
| O2' | OE2 | GLU- 85 | 2.72 | 151.07 | H-Bond (Ligand Donor) |
| N3 | N | ILE- 86 | 3.14 | 138.41 | H-Bond (Protein Donor) |
| C1' | CG2 | ILE- 86 | 4.16 | 0 | Hydrophobic |
| N6 | OG | SER- 129 | 3.48 | 147.66 | H-Bond (Ligand Donor) |
| N1 | N | ILE- 130 | 2.96 | 165.11 | H-Bond (Protein Donor) |
| C5' | CB | ALA- 152 | 3.62 | 0 | Hydrophobic |