2.100 Å
X-ray
2002-12-16
| Name: | 3-alpha-(or 20-beta)-hydroxysteroid dehydrogenase |
|---|---|
| ID: | HSD_MYCTU |
| AC: | P9WGT1 |
| Organism: | Mycobacterium tuberculosis |
| Reign: | Bacteria |
| TaxID: | 83332 |
| EC Number: | 1.1.1.53 |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| A | 100 % |
| B-Factor: | 21.685 |
|---|---|
| Number of residues: | 46 |
| Including | |
| Standard Amino Acids: | 46 |
| Non Standard Amino Acids: | 0 |
| Water Molecules: | 0 |
| Cofactors: | |
| Metals: | |
| Ligandability | Volume (Å3) |
|---|---|
| 0.946 | 857.250 |
| % Hydrophobic | % Polar |
|---|---|
| 53.15 | 46.85 |
| According to VolSite | |

| HET Code: | NAD |
|---|---|
| Formula: | C21H26N7O14P2 |
| Molecular weight: | 662.417 g/mol |
| DrugBank ID: | - |
| Buried Surface Area: | 80.58 % |
| Polar Surface area: | 343.54 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 18 |
| H-Bond Donors: | 6 |
| Rings: | 5 |
| Aromatic rings: | 3 |
| Anionic atoms: | 2 |
| Cationic atoms: | 1 |
| Rule of Five Violation: | 3 |
| Rotatable Bonds: | 11 |
| X | Y | Z |
|---|---|---|
| 24.503 | 5.77948 | 43.9935 |
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 |
| O1A | CZ | ARG- 17 | 3.68 | 0 | Ionic (Protein Cationic) |
| O1A | NH2 | ARG- 17 | 2.88 | 170.48 | H-Bond (Protein Donor) |
| O2A | NE | ARG- 17 | 3.24 | 148.03 | H-Bond (Protein Donor) |
| C3B | CG | ARG- 17 | 4.15 | 0 | Hydrophobic |
| O2N | N | MET- 19 | 3 | 146.51 | H-Bond (Protein Donor) |
| C5D | CE | MET- 19 | 4.39 | 0 | Hydrophobic |
| C3N | CE | MET- 19 | 3.53 | 0 | Hydrophobic |
| O3B | OD1 | ASP- 38 | 3.47 | 123.06 | H-Bond (Ligand Donor) |
| O3B | OD2 | ASP- 38 | 2.62 | 154.59 | H-Bond (Ligand Donor) |
| O2B | OD1 | ASP- 38 | 2.74 | 169.65 | H-Bond (Ligand Donor) |
| C3B | CD1 | LEU- 40 | 4.44 | 0 | Hydrophobic |
| N6A | OD1 | ASP- 61 | 3.32 | 154.1 | H-Bond (Ligand Donor) |
| N1A | N | VAL- 62 | 2.96 | 165.68 | H-Bond (Protein Donor) |
| O3D | O | ASN- 88 | 2.8 | 139.01 | H-Bond (Ligand Donor) |
| C4D | CG2 | ILE- 138 | 4.1 | 0 | Hydrophobic |
| C5N | CB | SER- 140 | 3.35 | 0 | Hydrophobic |
| O2D | OH | TYR- 153 | 2.68 | 146.25 | H-Bond (Protein Donor) |
| O3D | NZ | LYS- 157 | 3.1 | 138.63 | H-Bond (Protein Donor) |
| O2D | NZ | LYS- 157 | 3 | 138.18 | H-Bond (Protein Donor) |
| C5N | CG | PRO- 183 | 3.35 | 0 | Hydrophobic |
| O7N | N | VAL- 186 | 2.82 | 165.56 | H-Bond (Protein Donor) |
| C4N | CG2 | VAL- 186 | 4.27 | 0 | Hydrophobic |
| C2D | SD | MET- 190 | 3.78 | 0 | Hydrophobic |
| C3N | CE | MET- 190 | 4.07 | 0 | Hydrophobic |