2.900 Å
X-ray
2010-02-18
| Name: | Voltage-gated potassium channel subunit beta-2 |
|---|---|
| ID: | KCAB2_RAT |
| AC: | P62483 |
| Organism: | Rattus norvegicus |
| Reign: | Eukaryota |
| TaxID: | 10116 |
| EC Number: | / |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| A | 100 % |
| B-Factor: | 60.053 |
|---|---|
| Number of residues: | 59 |
| Including | |
| Standard Amino Acids: | 55 |
| Non Standard Amino Acids: | 0 |
| Water Molecules: | 4 |
| Cofactors: | |
| Metals: | |
| Ligandability | Volume (Å3) |
|---|---|
| 0.202 | 715.500 |
| % Hydrophobic | % Polar |
|---|---|
| 40.57 | 59.43 |
| According to VolSite | |

| HET Code: | NAP |
|---|---|
| Formula: | C21H25N7O17P3 |
| Molecular weight: | 740.381 g/mol |
| DrugBank ID: | DB03461 |
| Buried Surface Area: | 80.98 % |
| Polar Surface area: | 405.54 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 21 |
| H-Bond Donors: | 5 |
| Rings: | 5 |
| Aromatic rings: | 3 |
| Anionic atoms: | 4 |
| Cationic atoms: | 1 |
| Rule of Five Violation: | 2 |
| Rotatable Bonds: | 13 |
| X | Y | Z |
|---|---|---|
| 75.5588 | 106.309 | 11.2172 |
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 |
| O3D | N | TRP- 57 | 3.1 | 151.79 | H-Bond (Protein Donor) |
| C3D | CB | TRP- 57 | 3.46 | 0 | Hydrophobic |
| O3X | NE2 | GLN- 63 | 2.88 | 168.84 | H-Bond (Protein Donor) |
| O2D | OD1 | ASP- 85 | 2.97 | 167.88 | H-Bond (Ligand Donor) |
| C2D | CE2 | TYR- 90 | 4.03 | 0 | Hydrophobic |
| O7N | ND2 | ASN- 158 | 3.48 | 128.13 | H-Bond (Protein Donor) |
| N7N | OG | SER- 188 | 2.8 | 162.61 | H-Bond (Ligand Donor) |
| O7N | NE | ARG- 189 | 2.72 | 139.89 | H-Bond (Protein Donor) |
| O7N | NH2 | ARG- 189 | 2.59 | 144.49 | H-Bond (Protein Donor) |
| N7N | OE1 | GLN- 214 | 2.79 | 142.83 | H-Bond (Ligand Donor) |
| C4N | CE3 | TRP- 243 | 3.16 | 0 | Hydrophobic |
| C5D | CB | TRP- 243 | 4.28 | 0 | Hydrophobic |
| C3N | CB | TRP- 243 | 4.08 | 0 | Hydrophobic |
| O1A | N | LEU- 246 | 3.17 | 132.15 | H-Bond (Protein Donor) |
| O2A | N | LEU- 246 | 3.14 | 143.97 | H-Bond (Protein Donor) |
| O1A | N | CYS- 248 | 2.75 | 145.9 | H-Bond (Protein Donor) |
| N3A | NZ | LYS- 254 | 3.1 | 132.52 | H-Bond (Protein Donor) |
| O1X | NZ | LYS- 254 | 3 | 160.67 | H-Bond (Protein Donor) |
| O2X | NZ | LYS- 254 | 3.01 | 122.58 | H-Bond (Protein Donor) |
| O1X | NZ | LYS- 254 | 3 | 0 | Ionic (Protein Cationic) |
| O2X | NZ | LYS- 254 | 3.01 | 0 | Ionic (Protein Cationic) |
| O3B | NH2 | ARG- 264 | 2.76 | 120.31 | H-Bond (Protein Donor) |
| O1N | NH1 | ARG- 264 | 2.63 | 143.09 | H-Bond (Protein Donor) |
| O1N | NH2 | ARG- 264 | 2.72 | 138.49 | H-Bond (Protein Donor) |
| O1N | CZ | ARG- 264 | 3.08 | 0 | Ionic (Protein Cationic) |
| C4D | CB | LEU- 321 | 3.9 | 0 | Hydrophobic |
| C2B | CB | SER- 325 | 4.36 | 0 | Hydrophobic |
| O2B | OG | SER- 325 | 3.05 | 147.11 | H-Bond (Protein Donor) |
| O2X | OG | SER- 325 | 3.08 | 143.03 | H-Bond (Protein Donor) |
| O2B | NE2 | GLN- 329 | 3.49 | 135.11 | H-Bond (Protein Donor) |
| O2X | NE2 | GLN- 329 | 3.29 | 164.85 | H-Bond (Protein Donor) |
| N6A | OE1 | GLU- 332 | 3.23 | 146.73 | H-Bond (Ligand Donor) |
| N7A | ND2 | ASN- 333 | 3.07 | 140.12 | H-Bond (Protein Donor) |
| N6A | OD1 | ASN- 333 | 2.96 | 136.14 | H-Bond (Ligand Donor) |
| O2A | O | HOH- 395 | 2.78 | 179.97 | H-Bond (Protein Donor) |
| O3X | O | HOH- 410 | 3 | 179.96 | H-Bond (Protein Donor) |
| O3D | O | HOH- 435 | 2.98 | 164.94 | H-Bond (Ligand Donor) |