1.600 Å
X-ray
2006-04-26
| Name: | Catechol O-methyltransferase |
|---|---|
| ID: | COMT_RAT |
| AC: | P22734 |
| Organism: | Rattus norvegicus |
| Reign: | Eukaryota |
| TaxID: | 10116 |
| EC Number: | 2.1.1.6 |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| A | 74 % |
| B | 26 % |
| B-Factor: | 11.264 |
|---|---|
| Number of residues: | 28 |
| Including | |
| Standard Amino Acids: | 25 |
| Non Standard Amino Acids: | 3 |
| Water Molecules: | 0 |
| Cofactors: | |
| Metals: | MG |
| Ligandability | Volume (Å3) |
|---|---|
| 0.656 | 1775.250 |
| % Hydrophobic | % Polar |
|---|---|
| 52.28 | 47.72 |
| According to VolSite | |

| HET Code: | BIE |
|---|---|
| Formula: | C13H8NO5 |
| Molecular weight: | 258.206 g/mol |
| DrugBank ID: | DB07462 |
| Buried Surface Area: | 69.57 % |
| Polar Surface area: | 106.18 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 5 |
| H-Bond Donors: | 1 |
| Rings: | 2 |
| Aromatic rings: | 2 |
| Anionic atoms: | 2 |
| Cationic atoms: | 1 |
| Rule of Five Violation: | 0 |
| Rotatable Bonds: | 3 |
| X | Y | Z |
|---|---|---|
| 6.10174 | 1.325 | 57.5671 |
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 |
| C1 | CB | MET- 40 | 4.18 | 0 | Hydrophobic |
| O3 | NZ | LYS- 144 | 2.91 | 0 | Ionic (Protein Cationic) |
| O2 | NZ | LYS- 144 | 2.85 | 173.29 | H-Bond (Protein Donor) |
| O1 | ND2 | ASN- 170 | 2.9 | 135.27 | H-Bond (Protein Donor) |
| C12 | CG1 | VAL- 173 | 3.97 | 0 | Hydrophobic |
| C5 | CG | PRO- 174 | 4.08 | 0 | Hydrophobic |
| C12 | CG | PRO- 174 | 4.09 | 0 | Hydrophobic |
| C6 | CD1 | LEU- 198 | 4.09 | 0 | Hydrophobic |
| C11 | CD2 | LEU- 198 | 3.94 | 0 | Hydrophobic |
| O1 | OE1 | GLU- 199 | 3.29 | 157.58 | H-Bond (Ligand Donor) |
| C9 | CE | MET- 201 | 3.9 | 0 | Hydrophobic |
| O2 | MG | MG- 1216 | 2.19 | 0 | Metal Acceptor |
| O1 | MG | MG- 1216 | 2.12 | 0 | Metal Acceptor |