2.300 Å
X-ray
2011-09-29
| Name: | Potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 2 |
|---|---|
| ID: | HCN2_HUMAN |
| AC: | Q9UL51 |
| Organism: | Homo sapiens |
| Reign: | Eukaryota |
| TaxID: | 9606 |
| EC Number: | / |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| A | 100 % |
| B-Factor: | 18.108 |
|---|---|
| Number of residues: | 32 |
| Including | |
| Standard Amino Acids: | 30 |
| Non Standard Amino Acids: | 0 |
| Water Molecules: | 2 |
| Cofactors: | |
| Metals: | |
| Ligandability | Volume (Å3) |
|---|---|
| 0.380 | 249.750 |
| % Hydrophobic | % Polar |
|---|---|
| 62.16 | 37.84 |
| According to VolSite | |

| HET Code: | CMP |
|---|---|
| Formula: | C10H11N5O6P |
| Molecular weight: | 328.198 g/mol |
| DrugBank ID: | DB02527 |
| Buried Surface Area: | 86.86 % |
| Polar Surface area: | 167.48 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 10 |
| H-Bond Donors: | 2 |
| Rings: | 4 |
| Aromatic rings: | 2 |
| Anionic atoms: | 1 |
| Cationic atoms: | 0 |
| Rule of Five Violation: | 1 |
| Rotatable Bonds: | 1 |
| X | Y | Z |
|---|---|---|
| -6.89505 | -18.6239 | -7.59591 |
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 |
| C5' | CG2 | ILE- 572 | 4.3 | 0 | Hydrophobic |
| C1' | CG1 | VAL- 591 | 3.94 | 0 | Hydrophobic |
| C1' | CB | PHE- 607 | 4.34 | 0 | Hydrophobic |
| O2P | O | GLY- 608 | 3.34 | 128.47 | H-Bond (Ligand Donor) |
| O2' | N | GLY- 608 | 3.05 | 155.35 | H-Bond (Protein Donor) |
| C2' | CD1 | ILE- 610 | 3.66 | 0 | Hydrophobic |
| O2P | N | CYS- 611 | 2.96 | 160.97 | H-Bond (Protein Donor) |
| O2P | NH1 | ARG- 618 | 2.92 | 151.5 | H-Bond (Protein Donor) |
| O1P | N | THR- 619 | 3.01 | 166.87 | H-Bond (Protein Donor) |
| O1P | OG1 | THR- 619 | 2.82 | 164.15 | H-Bond (Protein Donor) |
| C5' | CB | ALA- 620 | 4.16 | 0 | Hydrophobic |
| C4' | CG2 | VAL- 622 | 4.21 | 0 | Hydrophobic |
| N6 | O | ARG- 659 | 2.86 | 132.23 | H-Bond (Ligand Donor) |