1.600 Å
X-ray
2003-02-19
| Name: | Isopenicillin N synthase |
|---|---|
| ID: | IPNS_EMENI |
| AC: | P05326 |
| Organism: | Emericella nidulans |
| Reign: | Eukaryota |
| TaxID: | 227321 |
| EC Number: | 1.21.3.1 |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| A | 100 % |
| B-Factor: | 11.907 |
|---|---|
| Number of residues: | 37 |
| Including | |
| Standard Amino Acids: | 35 |
| Non Standard Amino Acids: | 1 |
| Water Molecules: | 1 |
| Cofactors: | |
| Metals: | FE2 |
| Ligandability | Volume (Å3) |
|---|---|
| 0.920 | 637.875 |
| % Hydrophobic | % Polar |
|---|---|
| 55.03 | 44.97 |
| According to VolSite | |

| HET Code: | APV |
|---|---|
| Formula: | C13H18N3O7S |
| Molecular weight: | 360.363 g/mol |
| DrugBank ID: | - |
| Buried Surface Area: | 52.17 % |
| Polar Surface area: | 202.84 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 8 |
| H-Bond Donors: | 3 |
| Rings: | 2 |
| Aromatic rings: | 0 |
| Anionic atoms: | 2 |
| Cationic atoms: | 1 |
| Rule of Five Violation: | 0 |
| Rotatable Bonds: | 8 |
| X | Y | Z |
|---|---|---|
| 10.4687 | 38.0064 | 5.0045 |
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 |
| O19 | NE | ARG- 87 | 2.85 | 172.75 | H-Bond (Protein Donor) |
| O20 | NH2 | ARG- 87 | 2.85 | 178.21 | H-Bond (Protein Donor) |
| O19 | CZ | ARG- 87 | 3.68 | 0 | Ionic (Protein Cationic) |
| O20 | CZ | ARG- 87 | 3.7 | 0 | Ionic (Protein Cationic) |
| O20 | OG | SER- 183 | 2.67 | 165.97 | H-Bond (Protein Donor) |
| C4 | CG2 | VAL- 185 | 4.42 | 0 | Hydrophobic |
| O42 | OH | TYR- 189 | 3.43 | 146.53 | H-Bond (Protein Donor) |
| C33 | CD2 | LEU- 231 | 4.11 | 0 | Hydrophobic |
| C33 | CG2 | VAL- 272 | 3.93 | 0 | Hydrophobic |
| O42 | OG | SER- 281 | 2.81 | 164.85 | H-Bond (Protein Donor) |
| C7 | CZ | PHE- 285 | 3.87 | 0 | Hydrophobic |
| S17 | CZ | PHE- 285 | 3.75 | 0 | Hydrophobic |
| C4 | CE2 | PHE- 285 | 3.71 | 0 | Hydrophobic |
| C3 | CD2 | LEU- 321 | 4.17 | 0 | Hydrophobic |
| O32 | FE | FE2- 1326 | 2.35 | 0 | Metal Acceptor |
| O42 | O | HOH- 2312 | 2.79 | 179.96 | H-Bond (Protein Donor) |