2.200 Å
X-ray
2000-07-26
| 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: | 19.930 |
|---|---|
| Number of residues: | 37 |
| Including | |
| Standard Amino Acids: | 36 |
| Non Standard Amino Acids: | 0 |
| Water Molecules: | 1 |
| Cofactors: | |
| Metals: | |
| Ligandability | Volume (Å3) |
|---|---|
| 0.722 | 533.250 |
| % Hydrophobic | % Polar |
|---|---|
| 42.41 | 57.59 |
| According to VolSite | |

| HET Code: | MRC |
|---|---|
| Formula: | C26H43O9 |
| Molecular weight: | 499.614 g/mol |
| DrugBank ID: | DB00410 |
| Buried Surface Area: | 58.7 % |
| 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 |
|---|---|---|
| 28.6684 | 79.8849 | 80.986 |
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 | 3.83 | 0 | Hydrophobic |
| C10 | CB | PRO- 57 | 3.97 | 0 | Hydrophobic |
| C9' | CB | HIS- 64 | 4.3 | 0 | Hydrophobic |
| C6' | CB | HIS- 64 | 3.95 | 0 | Hydrophobic |
| C16 | CB | ASN- 70 | 4.13 | 0 | Hydrophobic |
| C13 | CZ3 | TRP- 528 | 3.94 | 0 | Hydrophobic |
| C14 | CB | SER- 531 | 3.72 | 0 | Hydrophobic |
| C7 | CB | GLU- 554 | 4.33 | 0 | Hydrophobic |
| C17 | CG | GLU- 554 | 3.97 | 0 | Hydrophobic |
| O7 | OE1 | GLU- 554 | 2.59 | 169.99 | H-Bond (Ligand Donor) |
| O7 | N | GLY- 555 | 3.07 | 152.22 | H-Bond (Protein Donor) |
| O6 | N | GLY- 555 | 2.96 | 124.16 | H-Bond (Protein Donor) |
| O6 | OD1 | ASP- 557 | 2.72 | 148.67 | H-Bond (Ligand Donor) |
| C6 | CG | GLN- 558 | 4.34 | 0 | Hydrophobic |
| C17 | CG | GLN- 558 | 3.76 | 0 | Hydrophobic |
| O6 | NE2 | GLN- 558 | 3.19 | 152.29 | H-Bond (Protein Donor) |
| C17 | CB | TRP- 562 | 4.18 | 0 | Hydrophobic |
| C14 | CB | TRP- 562 | 3.98 | 0 | Hydrophobic |
| C4 | CE1 | PHE- 587 | 3.69 | 0 | Hydrophobic |
| C15 | CD1 | PHE- 587 | 3.75 | 0 | Hydrophobic |
| O1B | N | VAL- 588 | 2.75 | 166.4 | H-Bond (Protein Donor) |
| C5' | CB | MET- 596 | 4.34 | 0 | Hydrophobic |
| C8' | CE | MET- 596 | 3.53 | 0 | Hydrophobic |
| C3' | CD | LYS- 598 | 4.42 | 0 | Hydrophobic |
| O13 | O | HOH- 2085 | 2.65 | 161.23 | H-Bond (Ligand Donor) |