2.700 Å
X-ray
2011-03-17
| Name: | Endoplasmic reticulum aminopeptidase 1 |
|---|---|
| ID: | ERAP1_HUMAN |
| AC: | Q9NZ08 |
| Organism: | Homo sapiens |
| Reign: | Eukaryota |
| TaxID: | 9606 |
| EC Number: | 3.4.11 |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| A | 100 % |
| B-Factor: | 15.169 |
|---|---|
| Number of residues: | 31 |
| Including | |
| Standard Amino Acids: | 28 |
| Non Standard Amino Acids: | 1 |
| Water Molecules: | 2 |
| Cofactors: | |
| Metals: | ZN |
| Ligandability | Volume (Å3) |
|---|---|
| 0.160 | 610.875 |
| % Hydrophobic | % Polar |
|---|---|
| 28.18 | 71.82 |
| According to VolSite | |

| HET Code: | BES |
|---|---|
| Formula: | C16H24N2O4 |
| Molecular weight: | 308.373 g/mol |
| DrugBank ID: | DB03424 |
| Buried Surface Area: | 64.63 % |
| Polar Surface area: | 117.1 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 4 |
| H-Bond Donors: | 3 |
| Rings: | 1 |
| Aromatic rings: | 1 |
| Anionic atoms: | 1 |
| Cationic atoms: | 1 |
| Rule of Five Violation: | 0 |
| Rotatable Bonds: | 8 |
| X | Y | Z |
|---|---|---|
| 9.04564 | 73.4381 | 23.4837 |
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 |
| N2 | OE2 | GLU- 183 | 3.53 | 0 | Ionic (Ligand Cationic) |
| C12 | CB | GLU- 183 | 3.69 | 0 | Hydrophobic |
| C8 | CB | SER- 316 | 3.79 | 0 | Hydrophobic |
| O1 | N | GLY- 317 | 2.99 | 143.46 | H-Bond (Protein Donor) |
| N1 | O | ALA- 318 | 3.06 | 156.1 | H-Bond (Ligand Donor) |
| O1 | N | ALA- 318 | 3.22 | 164.8 | H-Bond (Protein Donor) |
| C6 | SD | MET- 319 | 3.28 | 0 | Hydrophobic |
| N2 | OE2 | GLU- 320 | 2.96 | 123.49 | H-Bond (Ligand Donor) |
| N2 | OE1 | GLU- 320 | 2.51 | 169.13 | H-Bond (Ligand Donor) |
| O2 | OE1 | GLU- 320 | 2.82 | 138.22 | H-Bond (Ligand Donor) |
| N2 | OE2 | GLU- 320 | 2.96 | 0 | Ionic (Ligand Cationic) |
| N2 | OE1 | GLU- 320 | 2.51 | 0 | Ionic (Ligand Cationic) |
| C15 | CB | HIS- 353 | 4.18 | 0 | Hydrophobic |
| N2 | OE2 | GLU- 376 | 2.74 | 152.77 | H-Bond (Ligand Donor) |
| N2 | OE2 | GLU- 376 | 2.74 | 0 | Ionic (Ligand Cationic) |
| O3 | OH | TYR- 438 | 2.64 | 149.48 | H-Bond (Protein Donor) |
| C16 | CE2 | TYR- 438 | 3.49 | 0 | Hydrophobic |
| O2 | ZN | ZN- 1946 | 1.86 | 0 | Metal Acceptor |
| O3 | ZN | ZN- 1946 | 1.92 | 0 | Metal Acceptor |
| N2 | O | HOH- 2056 | 3.11 | 125.84 | H-Bond (Ligand Donor) |