1.960 Å
X-ray
2010-05-11
| 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 |
|---|---|
| A | 100 % |
| B-Factor: | 20.127 |
|---|---|
| Number of residues: | 21 |
| Including | |
| Standard Amino Acids: | 21 |
| Non Standard Amino Acids: | 0 |
| Water Molecules: | 0 |
| Cofactors: | |
| Metals: | |
| Ligandability | Volume (Å3) |
|---|---|
| 1.291 | 303.750 |
| % Hydrophobic | % Polar |
|---|---|
| 64.44 | 35.56 |
| According to VolSite | |

| HET Code: | EQU |
|---|---|
| Formula: | C18H18O2 |
| Molecular weight: | 266.334 g/mol |
| DrugBank ID: | DB03515 |
| Buried Surface Area: | 64.49 % |
| 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 |
|---|---|---|
| 26.7635 | 19.366 | 8.1392 |
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 |
| C25 | CZ | TYR- 14 | 4.3 | 0 | Hydrophobic |
| O26 | OH | TYR- 14 | 2.67 | 158.54 | H-Bond (Protein Donor) |
| C24 | CD2 | LEU- 18 | 4.27 | 0 | Hydrophobic |
| C25 | CD1 | LEU- 18 | 3.83 | 0 | Hydrophobic |
| C27 | CZ | PHE- 54 | 4.16 | 0 | Hydrophobic |
| C25 | CE1 | TYR- 55 | 3.98 | 0 | Hydrophobic |
| C11 | CB | SER- 58 | 4.47 | 0 | Hydrophobic |
| C24 | CB | SER- 58 | 4.34 | 0 | Hydrophobic |
| C11 | CD2 | LEU- 63 | 4.24 | 0 | Hydrophobic |
| C24 | CD1 | LEU- 63 | 4.08 | 0 | Hydrophobic |
| C18 | CZ | PHE- 82 | 3.8 | 0 | Hydrophobic |
| C11 | CG2 | VAL- 84 | 3.92 | 0 | Hydrophobic |
| C16 | CG2 | VAL- 84 | 4 | 0 | Hydrophobic |
| C13 | CG1 | VAL- 84 | 3.64 | 0 | Hydrophobic |
| C19 | CG1 | VAL- 84 | 3.83 | 0 | Hydrophobic |
| C4 | CG2 | VAL- 95 | 4.3 | 0 | Hydrophobic |
| C5 | CG1 | VAL- 95 | 3.67 | 0 | Hydrophobic |
| C6 | CG2 | VAL- 95 | 3.5 | 0 | Hydrophobic |
| C19 | CG | PRO- 97 | 3.59 | 0 | Hydrophobic |
| O26 | ND2 | ASN- 99 | 3.03 | 141.3 | H-Bond (Protein Donor) |
| C19 | CE2 | PHE- 116 | 4.16 | 0 | Hydrophobic |
| C6 | CD1 | ILE- 121 | 4.5 | 0 | Hydrophobic |