2.200 Å
X-ray
1999-07-06
| Name: | Isoleucine--tRNA ligase |
|---|---|
| ID: | SYI1_STAAU |
| AC: | P41972 |
| Organism: | Staphylococcus aureus |
| Reign: | Bacteria |
| TaxID: | 1280 |
| EC Number: | 6.1.1.5 |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| A | 100 % |
| B-Factor: | 19.880 |
|---|---|
| Number of residues: | 39 |
| Including | |
| Standard Amino Acids: | 38 |
| Non Standard Amino Acids: | 0 |
| Water Molecules: | 1 |
| Cofactors: | |
| Metals: | |
| Ligandability | Volume (Å3) |
|---|---|
| 0.603 | 533.250 |
| % Hydrophobic | % Polar |
|---|---|
| 43.04 | 56.96 |
| According to VolSite | |

| HET Code: | MRC |
|---|---|
| Formula: | C26H43O9 |
| Molecular weight: | 499.614 g/mol |
| DrugBank ID: | DB00410 |
| Buried Surface Area: | 59.71 % |
| Polar Surface area: | 148.88 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 9 |
| H-Bond Donors: | 3 |
| Rings: | 2 |
| Aromatic rings: | 0 |
| Anionic atoms: | 1 |
| Cationic atoms: | 0 |
| Rule of Five Violation: | 0 |
| Rotatable Bonds: | 17 |
| X | Y | Z |
|---|---|---|
| 28.5713 | 79.9006 | 80.9972 |
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 |
| C14 | CG | PRO- 56 | 3.4 | 0 | Hydrophobic |
| C10 | CB | PRO- 57 | 4.4 | 0 | Hydrophobic |
| C9' | CB | HIS- 64 | 4.44 | 0 | Hydrophobic |
| C6' | CB | HIS- 64 | 3.94 | 0 | Hydrophobic |
| C16 | CB | ASN- 70 | 4.31 | 0 | Hydrophobic |
| C13 | CZ3 | TRP- 528 | 4.15 | 0 | Hydrophobic |
| C14 | CB | SER- 531 | 3.82 | 0 | Hydrophobic |
| C7 | CB | GLU- 554 | 4.2 | 0 | Hydrophobic |
| O6 | OD2 | ASP- 557 | 3.36 | 140.34 | H-Bond (Ligand Donor) |
| O6 | OD1 | ASP- 557 | 3.48 | 135.57 | H-Bond (Ligand Donor) |
| O6 | NE2 | GLN- 558 | 3.12 | 136.67 | H-Bond (Protein Donor) |
| C13 | CB | TRP- 562 | 4.23 | 0 | Hydrophobic |
| C4 | CE1 | PHE- 587 | 3.84 | 0 | Hydrophobic |
| C15 | CD1 | PHE- 587 | 3.75 | 0 | Hydrophobic |
| C9' | CB | VAL- 588 | 4.5 | 0 | Hydrophobic |
| O1B | N | VAL- 588 | 2.69 | 162.95 | H-Bond (Protein Donor) |
| C5' | CB | MET- 596 | 4.37 | 0 | Hydrophobic |
| C8' | CE | MET- 596 | 3.56 | 0 | Hydrophobic |
| C3' | CD | LYS- 598 | 4.36 | 0 | Hydrophobic |
| C3' | CG2 | VAL- 603 | 4.48 | 0 | Hydrophobic |
| C4' | CG1 | VAL- 603 | 4.43 | 0 | Hydrophobic |
| O1P | O | HOH- 2116 | 2.7 | 179.96 | H-Bond (Protein Donor) |