1.550 Å
X-ray
2001-09-13
| Name: | Beta-galactosidase |
|---|---|
| ID: | BGAL_ECOLI |
| AC: | P00722 |
| Organism: | Escherichia coli |
| Reign: | Bacteria |
| TaxID: | 83333 |
| EC Number: | 3.2.1.23 |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| D | 100 % |
| B-Factor: | 12.639 |
|---|---|
| Number of residues: | 25 |
| Including | |
| Standard Amino Acids: | 22 |
| Non Standard Amino Acids: | 2 |
| Water Molecules: | 1 |
| Cofactors: | |
| Metals: | MG NA |
| Ligandability | Volume (Å3) |
|---|---|
| 0.199 | 658.125 |
| % Hydrophobic | % Polar |
|---|---|
| 43.59 | 56.41 |
| According to VolSite | |

| HET Code: | 147 |
|---|---|
| Formula: | C12H15NO8 |
| Molecular weight: | 301.249 g/mol |
| DrugBank ID: | DB02632 |
| Buried Surface Area: | 55.61 % |
| Polar Surface area: | 145.19 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 8 |
| H-Bond Donors: | 4 |
| Rings: | 2 |
| Aromatic rings: | 1 |
| Anionic atoms: | 1 |
| Cationic atoms: | 1 |
| Rule of Five Violation: | 0 |
| Rotatable Bonds: | 4 |
| X | Y | Z |
|---|---|---|
| 14.1463 | -28.7901 | 22.0508 |
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 |
| O5 | ND2 | ASN- 102 | 3.19 | 159.74 | H-Bond (Protein Donor) |
| C2' | CG2 | VAL- 103 | 3.89 | 0 | Hydrophobic |
| O3 | OE1 | GLU- 461 | 3.33 | 143.49 | H-Bond (Ligand Donor) |
| O3 | OE2 | GLU- 461 | 3.02 | 157.75 | H-Bond (Ligand Donor) |
| C3 | CE1 | TYR- 503 | 3.88 | 0 | Hydrophobic |
| O3 | NE2 | GLN- 537 | 2.87 | 162.17 | H-Bond (Protein Donor) |
| O6 | NE2 | HIS- 540 | 2.7 | 144.17 | H-Bond (Ligand Donor) |
| C6 | CD2 | PHE- 601 | 4.11 | 0 | Hydrophobic |
| C5' | CG1 | VAL- 795 | 4.46 | 0 | Hydrophobic |
| C1 | CH2 | TRP- 999 | 3.95 | 0 | Hydrophobic |
| C5' | CB | TRP- 999 | 3.78 | 0 | Hydrophobic |
| C5 | CZ3 | TRP- 999 | 3.81 | 0 | Hydrophobic |