2.300 Å
X-ray
2008-11-07
| 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 | 100 % |
| B-Factor: | 39.697 |
|---|---|
| Number of residues: | 21 |
| Including | |
| Standard Amino Acids: | 19 |
| Non Standard Amino Acids: | 2 |
| Water Molecules: | 0 |
| Cofactors: | |
| Metals: | MG |
| Ligandability | Volume (Å3) |
|---|---|
| 1.177 | 479.250 |
| % Hydrophobic | % Polar |
|---|---|
| 71.83 | 28.17 |
| According to VolSite | |

| HET Code: | KOM |
|---|---|
| Formula: | C15H10O4 |
| Molecular weight: | 254.237 g/mol |
| DrugBank ID: | DB08049 |
| Buried Surface Area: | 55.44 % |
| Polar Surface area: | 66.76 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 4 |
| H-Bond Donors: | 2 |
| Rings: | 3 |
| Aromatic rings: | 2 |
| Anionic atoms: | 0 |
| Cationic atoms: | 0 |
| Rule of Five Violation: | 0 |
| Rotatable Bonds: | 1 |
| X | Y | Z |
|---|---|---|
| -12.5127 | 6.37589 | -22.2742 |
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 |
| C3 | CE | MET- 40 | 4.01 | 0 | Hydrophobic |
| C24 | CE | MET- 40 | 3.73 | 0 | Hydrophobic |
| C1 | CB | MET- 40 | 3.86 | 0 | Hydrophobic |
| O9 | NZ | LYS- 144 | 2.62 | 159.46 | H-Bond (Protein Donor) |
| O10 | ND2 | ASN- 170 | 2.97 | 139.3 | H-Bond (Protein Donor) |
| C3 | CG | PRO- 174 | 3.99 | 0 | Hydrophobic |
| C20 | CG | PRO- 174 | 3.63 | 0 | Hydrophobic |
| C1 | CD1 | LEU- 198 | 4.37 | 0 | Hydrophobic |
| O10 | OE1 | GLU- 199 | 3.28 | 176.68 | H-Bond (Ligand Donor) |
| O9 | MG | MG- 300 | 2.36 | 0 | Metal Acceptor |
| O10 | MG | MG- 300 | 1.94 | 0 | Metal Acceptor |