1.850 Å
X-ray
2008-09-10
| Name: | Carbonic anhydrase 2 |
|---|---|
| ID: | CAH2_HUMAN |
| AC: | P00918 |
| Organism: | Homo sapiens |
| Reign: | Eukaryota |
| TaxID: | 9606 |
| EC Number: | 4.2.1.1 |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| A | 100 % |
| B-Factor: | 8.009 |
|---|---|
| Number of residues: | 25 |
| Including | |
| Standard Amino Acids: | 24 |
| Non Standard Amino Acids: | 1 |
| Water Molecules: | 0 |
| Cofactors: | |
| Metals: | ZN |
| Ligandability | Volume (Å3) |
|---|---|
| 0.642 | 381.375 |
| % Hydrophobic | % Polar |
|---|---|
| 51.33 | 48.67 |
| According to VolSite | |

| HET Code: | 3BS |
|---|---|
| Formula: | C16H24ClN4O3S2 |
| Molecular weight: | 419.970 g/mol |
| DrugBank ID: | - |
| Buried Surface Area: | 47.35 % |
| Polar Surface area: | 150.99 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 5 |
| H-Bond Donors: | 3 |
| Rings: | 2 |
| Aromatic rings: | 1 |
| Anionic atoms: | 1 |
| Cationic atoms: | 0 |
| Rule of Five Violation: | 0 |
| Rotatable Bonds: | 5 |
| X | Y | Z |
|---|---|---|
| -3.00623 | 6.26419 | 13.8538 |
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 |
| CLAG | CG | GLN- 92 | 4.18 | 0 | Hydrophobic |
| CAE | CG2 | VAL- 121 | 3.86 | 0 | Hydrophobic |
| CLAG | CG1 | VAL- 121 | 3.9 | 0 | Hydrophobic |
| CAH | CD1 | PHE- 131 | 4.21 | 0 | Hydrophobic |
| SAT | CZ | PHE- 131 | 4.12 | 0 | Hydrophobic |
| CLAG | CZ | PHE- 131 | 3.65 | 0 | Hydrophobic |
| CAQ | CE1 | PHE- 131 | 3.57 | 0 | Hydrophobic |
| CAS | CG2 | VAL- 135 | 3.81 | 0 | Hydrophobic |
| SAT | CD1 | LEU- 198 | 3.4 | 0 | Hydrophobic |
| CAE | CD2 | LEU- 198 | 3.96 | 0 | Hydrophobic |
| CAD | CD2 | LEU- 198 | 4.01 | 0 | Hydrophobic |
| OAA | N | THR- 199 | 2.99 | 151.2 | H-Bond (Protein Donor) |
| NAB | OG1 | THR- 199 | 2.78 | 149.97 | H-Bond (Ligand Donor) |
| CAJ | CB | THR- 200 | 3.92 | 0 | Hydrophobic |
| CAV | CG | PRO- 202 | 3.79 | 0 | Hydrophobic |
| NAB | ZN | ZN- 262 | 2.05 | 0 | Metal Acceptor |