1.450 Å
X-ray
1998-07-22
| 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: | 17.402 |
|---|---|
| Number of residues: | 40 |
| Including | |
| Standard Amino Acids: | 38 |
| Non Standard Amino Acids: | 1 |
| Water Molecules: | 1 |
| Cofactors: | |
| Metals: | FE |
| Ligandability | Volume (Å3) |
|---|---|
| 1.446 | 965.250 |
| % Hydrophobic | % Polar |
|---|---|
| 58.74 | 41.26 |
| According to VolSite | |

| HET Code: | ACV |
|---|---|
| Formula: | C14H24N3O6S |
| Molecular weight: | 362.422 g/mol |
| DrugBank ID: | DB02025 |
| Buried Surface Area: | 59.77 % |
| Polar Surface area: | 204.89 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 7 |
| H-Bond Donors: | 4 |
| Rings: | 0 |
| Aromatic rings: | 0 |
| Anionic atoms: | 2 |
| Cationic atoms: | 1 |
| Rule of Five Violation: | 0 |
| Rotatable Bonds: | 11 |
| X | Y | Z |
|---|---|---|
| 10.8864 | 38.8993 | 4.88967 |
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 | CZ | ARG- 87 | 3.75 | 0 | Ionic (Protein Cationic) |
| O20 | CZ | ARG- 87 | 3.69 | 0 | Ionic (Protein Cationic) |
| O19 | NE | ARG- 87 | 2.88 | 171.33 | H-Bond (Protein Donor) |
| O20 | NH2 | ARG- 87 | 2.84 | 176.22 | H-Bond (Protein Donor) |
| O20 | OG | SER- 183 | 2.8 | 169.68 | H-Bond (Protein Donor) |
| O42 | OH | TYR- 189 | 2.62 | 167.21 | H-Bond (Protein Donor) |
| C16 | CE2 | PHE- 211 | 3.58 | 0 | Hydrophobic |
| C37 | CD2 | LEU- 223 | 4.2 | 0 | Hydrophobic |
| C32 | CD1 | LEU- 223 | 4.09 | 0 | Hydrophobic |
| C37 | CD2 | LEU- 231 | 4.19 | 0 | Hydrophobic |
| C37 | CG2 | VAL- 272 | 4.34 | 0 | Hydrophobic |
| O43 | OG | SER- 281 | 2.66 | 155.13 | H-Bond (Protein Donor) |
| C33 | CB | PRO- 283 | 3.94 | 0 | Hydrophobic |
| C7 | CZ | PHE- 285 | 4.35 | 0 | Hydrophobic |
| S17 | CE1 | PHE- 285 | 3.89 | 0 | Hydrophobic |
| C33 | CZ | PHE- 285 | 4.23 | 0 | Hydrophobic |
| C4 | CE2 | PHE- 285 | 3.96 | 0 | Hydrophobic |
| C3 | CD2 | LEU- 321 | 3.92 | 0 | Hydrophobic |
| C7 | CD2 | LEU- 324 | 4.13 | 0 | Hydrophobic |
| O43 | O | HOH- 523 | 2.78 | 179.96 | H-Bond (Protein Donor) |