1.470 Å
X-ray
2008-02-11
| Name: | Botulinum neurotoxin type A |
|---|---|
| ID: | BXA1_CLOBO |
| AC: | P10845 |
| Organism: | Clostridium botulinum |
| Reign: | Bacteria |
| TaxID: | 1491 |
| EC Number: | 3.4.24.69 |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| A | 100 % |
| B-Factor: | 18.715 |
|---|---|
| Number of residues: | 35 |
| Including | |
| Standard Amino Acids: | 30 |
| Non Standard Amino Acids: | 1 |
| Water Molecules: | 4 |
| Cofactors: | |
| Metals: | ZN |
| Ligandability | Volume (Å3) |
|---|---|
| 0.450 | 610.875 |
| % Hydrophobic | % Polar |
|---|---|
| 34.25 | 65.75 |
| According to VolSite | |

| HET Code: | ARG_ARG_GLY_ILE_NH2 |
|---|---|
| Formula: | C20H43N10O4 |
| Molecular weight: | 487.620 g/mol |
| DrugBank ID: | - |
| Buried Surface Area: | 51.69 % |
| Polar Surface area: | 264.02 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 4 |
| H-Bond Donors: | 10 |
| Rings: | 0 |
| Aromatic rings: | 0 |
| Anionic atoms: | 0 |
| Cationic atoms: | 3 |
| Rule of Five Violation: | 2 |
| Rotatable Bonds: | 17 |
| X | Y | Z |
|---|---|---|
| 26.6349 | 22.4221 | 55.3869 |
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 |
| NE | O | ILE- 161 | 3.2 | 176.46 | H-Bond (Ligand Donor) |
| CD | CD2 | PHE- 163 | 3.99 | 0 | Hydrophobic |
| NE | OE1 | GLU- 164 | 2.92 | 130.68 | H-Bond (Ligand Donor) |
| NH2 | OE1 | GLU- 164 | 3.11 | 124.82 | H-Bond (Ligand Donor) |
| CZ | OE1 | GLU- 164 | 3.38 | 0 | Ionic (Ligand Cationic) |
| CG | CB | GLU- 164 | 3.63 | 0 | Hydrophobic |
| CD | CZ | PHE- 194 | 3.6 | 0 | Hydrophobic |
| CD | CG2 | THR- 220 | 4.34 | 0 | Hydrophobic |
| CD1 | CZ | TYR- 251 | 3.82 | 0 | Hydrophobic |
| CD1 | CD1 | LEU- 256 | 3.44 | 0 | Hydrophobic |
| O | NH1 | ARG- 363 | 2.95 | 151.11 | H-Bond (Protein Donor) |
| O | OH | TYR- 366 | 2.76 | 162.56 | H-Bond (Protein Donor) |
| CD1 | CE1 | PHE- 369 | 3.82 | 0 | Hydrophobic |
| CZ | OD1 | ASP- 370 | 3.33 | 0 | Ionic (Ligand Cationic) |
| NH1 | OD1 | ASP- 370 | 2.91 | 140.74 | H-Bond (Ligand Donor) |
| NH2 | OD1 | ASP- 370 | 2.92 | 140.34 | H-Bond (Ligand Donor) |
| O | N | ASP- 370 | 2.73 | 160.33 | H-Bond (Protein Donor) |
| CB | CE2 | PHE- 423 | 4.36 | 0 | Hydrophobic |
| O | ZN | ZN- 450 | 2.3 | 0 | Metal Acceptor |
| N | O | HOH- 491 | 3.14 | 132.72 | H-Bond (Ligand Donor) |
| N | O | HOH- 537 | 2.94 | 164.45 | H-Bond (Ligand Donor) |