2.510 Å
X-ray
2009-12-03
| Name: | Soluble acetylcholine receptor |
|---|---|
| ID: | Q8WSF8_APLCA |
| AC: | Q8WSF8 |
| Organism: | Aplysia californica |
| Reign: | Eukaryota |
| TaxID: | 6500 |
| EC Number: | / |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| C | 43 % |
| D | 51 % |
| J | 5 % |
| B-Factor: | 36.373 |
|---|---|
| Number of residues: | 43 |
| Including | |
| Standard Amino Acids: | 37 |
| Non Standard Amino Acids: | 0 |
| Water Molecules: | 6 |
| Cofactors: | |
| Metals: | |
| Ligandability | Volume (Å3) |
|---|---|
| 0.929 | 907.875 |
| % Hydrophobic | % Polar |
|---|---|
| 43.12 | 56.88 |
| According to VolSite | |

| HET Code: | SQX |
|---|---|
| Formula: | C42H63NO7 |
| Molecular weight: | 693.952 g/mol |
| DrugBank ID: | - |
| Buried Surface Area: | 55.62 % |
| Polar Surface area: | 106.81 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 8 |
| H-Bond Donors: | 2 |
| Rings: | 7 |
| Aromatic rings: | 0 |
| Anionic atoms: | 0 |
| Cationic atoms: | 0 |
| Rule of Five Violation: | 2 |
| Rotatable Bonds: | 1 |
| X | Y | Z |
|---|---|---|
| 6.56564 | 3.02814 | 24.7115 |
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 |
| C2 | CE2 | TYR- 55 | 4.41 | 0 | Hydrophobic |
| C3 | CZ | TYR- 55 | 4.26 | 0 | Hydrophobic |
| C14 | CE2 | TYR- 55 | 3.78 | 0 | Hydrophobic |
| C12 | CE2 | TYR- 55 | 3.91 | 0 | Hydrophobic |
| C19 | CD2 | TYR- 55 | 4.45 | 0 | Hydrophobic |
| C10 | CE2 | TYR- 55 | 4.19 | 0 | Hydrophobic |
| C10 | CD1 | TYR- 93 | 4.06 | 0 | Hydrophobic |
| C9 | CD2 | TYR- 93 | 3.45 | 0 | Hydrophobic |
| C7 | CB | TYR- 93 | 3.66 | 0 | Hydrophobic |
| C53 | CG1 | VAL- 108 | 3.86 | 0 | Hydrophobic |
| C49 | CG2 | VAL- 108 | 4.05 | 0 | Hydrophobic |
| C37 | CG2 | VAL- 108 | 4.48 | 0 | Hydrophobic |
| C37 | SD | MET- 116 | 4.26 | 0 | Hydrophobic |
| C19 | CD1 | ILE- 118 | 4.11 | 0 | Hydrophobic |
| C37 | CD1 | ILE- 118 | 3.71 | 0 | Hydrophobic |
| C35 | CD1 | ILE- 118 | 3.88 | 0 | Hydrophobic |
| C34 | CB | ILE- 118 | 4.26 | 0 | Hydrophobic |
| C7 | CD | LYS- 143 | 4.28 | 0 | Hydrophobic |
| C10 | CZ3 | TRP- 147 | 3.56 | 0 | Hydrophobic |
| C34 | CE2 | TRP- 147 | 3.55 | 0 | Hydrophobic |
| C33 | CZ2 | TRP- 147 | 3.62 | 0 | Hydrophobic |
| C3 | CB | SER- 167 | 4.26 | 0 | Hydrophobic |
| C17 | CE1 | TYR- 188 | 4.42 | 0 | Hydrophobic |
| C81 | CG | TYR- 188 | 4.05 | 0 | Hydrophobic |
| C22 | CE2 | TYR- 188 | 3.25 | 0 | Hydrophobic |
| C28 | CZ | TYR- 188 | 4.37 | 0 | Hydrophobic |
| C80 | SG | CYS- 190 | 3.9 | 0 | Hydrophobic |
| C80 | SG | CYS- 191 | 4.16 | 0 | Hydrophobic |
| C55 | SG | CYS- 191 | 3.96 | 0 | Hydrophobic |
| O52 | OH | TYR- 195 | 2.66 | 171.87 | H-Bond (Protein Donor) |
| C50 | CE1 | TYR- 195 | 4.39 | 0 | Hydrophobic |
| C22 | CD1 | TYR- 195 | 3.8 | 0 | Hydrophobic |
| C80 | CZ | TYR- 195 | 3.67 | 0 | Hydrophobic |
| C6 | CD1 | TYR- 195 | 3.74 | 0 | Hydrophobic |
| O52 | O | HOH- 2066 | 3.11 | 149.69 | H-Bond (Ligand Donor) |