2.000 Å
X-ray
2003-10-16
| Name: | Tryptophan--tRNA ligase, cytoplasmic |
|---|---|
| ID: | SYWC_HUMAN |
| AC: | P23381 |
| Organism: | Homo sapiens |
| Reign: | Eukaryota |
| TaxID: | 9606 |
| EC Number: | 6.1.1.2 |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| A | 100 % |
| B-Factor: | 46.494 |
|---|---|
| Number of residues: | 43 |
| Including | |
| Standard Amino Acids: | 42 |
| Non Standard Amino Acids: | 0 |
| Water Molecules: | 1 |
| Cofactors: | |
| Metals: | |
| Ligandability | Volume (Å3) |
|---|---|
| 0.606 | 661.500 |
| % Hydrophobic | % Polar |
|---|---|
| 34.69 | 65.31 |
| According to VolSite | |

| HET Code: | TYM |
|---|---|
| Formula: | C21H24N7O8P |
| Molecular weight: | 533.431 g/mol |
| DrugBank ID: | DB01831 |
| Buried Surface Area: | 79.14 % |
| Polar Surface area: | 248.2 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 12 |
| H-Bond Donors: | 5 |
| Rings: | 5 |
| Aromatic rings: | 4 |
| Anionic atoms: | 1 |
| Cationic atoms: | 1 |
| Rule of Five Violation: | 2 |
| Rotatable Bonds: | 9 |
| X | Y | Z |
|---|---|---|
| 3.07735 | 55.3417 | 44.1162 |
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 |
| CZ2 | CZ | TYR- 159 | 3.49 | 0 | Hydrophobic |
| CH2 | CB | THR- 160 | 4.27 | 0 | Hydrophobic |
| C5' | CB | ARG- 162 | 4 | 0 | Hydrophobic |
| O1P | N | GLY- 163 | 2.71 | 148.2 | H-Bond (Protein Donor) |
| C1' | CG | PRO- 176 | 3.59 | 0 | Hydrophobic |
| C4' | CG | PRO- 176 | 3.78 | 0 | Hydrophobic |
| C4' | CE2 | PHE- 177 | 4.17 | 0 | Hydrophobic |
| CB | CG2 | THR- 196 | 4.2 | 0 | Hydrophobic |
| NH3 | OE1 | GLU- 199 | 2.92 | 136.45 | H-Bond (Ligand Donor) |
| NH3 | OE1 | GLU- 199 | 2.92 | 0 | Ionic (Ligand Cationic) |
| NH3 | OE2 | GLU- 199 | 3.47 | 0 | Ionic (Ligand Cationic) |
| NH3 | OE1 | GLN- 284 | 2.74 | 152.93 | H-Bond (Ligand Donor) |
| CE2 | CG | GLN- 284 | 4.24 | 0 | Hydrophobic |
| CH2 | CG2 | ILE- 307 | 3.61 | 0 | Hydrophobic |
| CZ3 | CB | CYS- 309 | 3.69 | 0 | Hydrophobic |
| O2' | N | ALA- 310 | 2.96 | 134.32 | H-Bond (Protein Donor) |
| C2' | CB | ALA- 310 | 4 | 0 | Hydrophobic |
| O2' | OD1 | ASP- 312 | 2.75 | 156.32 | H-Bond (Ligand Donor) |
| C3' | CG | GLN- 313 | 4.12 | 0 | Hydrophobic |
| CZ3 | CG | GLN- 313 | 3.67 | 0 | Hydrophobic |
| N1 | N | PHE- 340 | 3.16 | 161.68 | H-Bond (Protein Donor) |
| N6 | O | MET- 350 | 3.04 | 137.36 | H-Bond (Ligand Donor) |
| O | O | HOH- 1046 | 2.73 | 179.97 | H-Bond (Protein Donor) |