1.700 Å
X-ray
2001-10-26
| Name: | Tryptophan synthase alpha chain |
|---|---|
| ID: | TRPA_SALTY |
| AC: | P00929 |
| Organism: | Salmonella typhimurium |
| Reign: | Bacteria |
| TaxID: | 99287 |
| EC Number: | / |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| A | 96 % |
| B | 4 % |
| B-Factor: | 27.603 |
|---|---|
| Number of residues: | 25 |
| Including | |
| Standard Amino Acids: | 23 |
| Non Standard Amino Acids: | 0 |
| Water Molecules: | 2 |
| Cofactors: | |
| Metals: | |
| Ligandability | Volume (Å3) |
|---|---|
| 1.469 | 543.375 |
| % Hydrophobic | % Polar |
|---|---|
| 62.11 | 37.89 |
| According to VolSite | |

| HET Code: | IAG |
|---|---|
| Formula: | C12H11N2O3 |
| Molecular weight: | 231.227 g/mol |
| DrugBank ID: | DB07952 |
| Buried Surface Area: | 69.34 % |
| Polar Surface area: | 85.02 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 3 |
| H-Bond Donors: | 2 |
| Rings: | 2 |
| Aromatic rings: | 2 |
| Anionic atoms: | 1 |
| Cationic atoms: | 0 |
| Rule of Five Violation: | 0 |
| Rotatable Bonds: | 4 |
| X | Y | Z |
|---|---|---|
| 50.4439 | 27.0106 | 14.1644 |
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 |
| C9 | CD2 | PHE- 22 | 3.24 | 0 | Hydrophobic |
| O1 | OE1 | GLU- 49 | 2.69 | 159.35 | H-Bond (Protein Donor) |
| C6 | CB | ALA- 59 | 4.12 | 0 | Hydrophobic |
| N1 | OD2 | ASP- 60 | 3.43 | 158.96 | H-Bond (Ligand Donor) |
| C9 | CG | LEU- 100 | 4.32 | 0 | Hydrophobic |
| C3 | CD2 | LEU- 100 | 3.62 | 0 | Hydrophobic |
| C5 | CB | ALA- 129 | 4.04 | 0 | Hydrophobic |
| C4 | CD1 | ILE- 153 | 3.84 | 0 | Hydrophobic |
| O1 | OH | TYR- 175 | 2.53 | 156.75 | H-Bond (Protein Donor) |
| C3 | CE1 | PHE- 212 | 3.47 | 0 | Hydrophobic |
| O2 | N | GLY- 234 | 3.17 | 135.35 | H-Bond (Protein Donor) |
| O3 | N | SER- 235 | 3.31 | 122.96 | H-Bond (Protein Donor) |
| O2 | N | SER- 235 | 3.07 | 174.15 | H-Bond (Protein Donor) |
| O2 | O | HOH- 545 | 2.7 | 145.05 | H-Bond (Protein Donor) |