2.300 Å
X-ray
1999-06-24
| Name: | Steroid Delta-isomerase |
|---|---|
| ID: | SDIS_COMTE |
| AC: | P00947 |
| Organism: | Comamonas testosteroni |
| Reign: | Bacteria |
| TaxID: | 285 |
| EC Number: | 5.3.3.1 |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| E | 100 % |
| B-Factor: | 25.308 |
|---|---|
| Number of residues: | 23 |
| Including | |
| Standard Amino Acids: | 23 |
| Non Standard Amino Acids: | 0 |
| Water Molecules: | 0 |
| Cofactors: | |
| Metals: | |
| Ligandability | Volume (Å3) |
|---|---|
| 1.318 | 384.750 |
| % Hydrophobic | % Polar |
|---|---|
| 71.05 | 28.95 |
| According to VolSite | |

| HET Code: | EQU |
|---|---|
| Formula: | C18H18O2 |
| Molecular weight: | 266.334 g/mol |
| DrugBank ID: | DB03515 |
| Buried Surface Area: | 62.63 % |
| Polar Surface area: | 37.29 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 2 |
| H-Bond Donors: | 1 |
| Rings: | 4 |
| Aromatic rings: | 2 |
| Anionic atoms: | 0 |
| Cationic atoms: | 0 |
| Rule of Five Violation: | 0 |
| Rotatable Bonds: | 0 |
| X | Y | Z |
|---|---|---|
| -14.2472 | 80.0974 | -53.7569 |
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 |
| C2 | CD2 | LEU- 18 | 4 | 0 | Hydrophobic |
| C11 | CB | SER- 58 | 3.74 | 0 | Hydrophobic |
| C25 | CD2 | LEU- 61 | 3.65 | 0 | Hydrophobic |
| C24 | CD2 | LEU- 63 | 3.75 | 0 | Hydrophobic |
| C11 | CD1 | LEU- 63 | 4.14 | 0 | Hydrophobic |
| C4 | CG2 | VAL- 84 | 4.43 | 0 | Hydrophobic |
| C27 | CG1 | VAL- 84 | 4.01 | 0 | Hydrophobic |
| C25 | CE2 | PHE- 86 | 4.05 | 0 | Hydrophobic |
| C27 | CE2 | PHE- 86 | 3.85 | 0 | Hydrophobic |
| C27 | CG2 | VAL- 95 | 3.77 | 0 | Hydrophobic |
| C19 | CG1 | VAL- 95 | 4.12 | 0 | Hydrophobic |
| C6 | CG | PRO- 97 | 4.22 | 0 | Hydrophobic |
| O1 | OD2 | ASP- 99 | 2.76 | 151.86 | H-Bond (Ligand Donor) |
| C1 | CE | MET- 112 | 3.96 | 0 | Hydrophobic |
| C6 | CB | ALA- 114 | 3.75 | 0 | Hydrophobic |
| C19 | CZ | PHE- 116 | 3.48 | 0 | Hydrophobic |