2.500 Å
X-ray
2010-05-05
| Name: | Nickel-binding periplasmic protein |
|---|---|
| ID: | NIKA_ECOLI |
| AC: | P33590 |
| Organism: | Escherichia coli |
| Reign: | Bacteria |
| TaxID: | 83333 |
| EC Number: | / |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| B | 100 % |
| B-Factor: | 19.568 |
|---|---|
| Number of residues: | 28 |
| Including | |
| Standard Amino Acids: | 26 |
| Non Standard Amino Acids: | 1 |
| Water Molecules: | 1 |
| Cofactors: | |
| Metals: | FE |
| Ligandability | Volume (Å3) |
|---|---|
| 0.316 | 941.625 |
| % Hydrophobic | % Polar |
|---|---|
| 40.14 | 59.86 |
| According to VolSite | |

| HET Code: | BHZ |
|---|---|
| Formula: | C20H23N2O5 |
| Molecular weight: | 371.407 g/mol |
| DrugBank ID: | - |
| Buried Surface Area: | 55.05 % |
| Polar Surface area: | 108.17 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 6 |
| H-Bond Donors: | 2 |
| Rings: | 2 |
| Aromatic rings: | 2 |
| Anionic atoms: | 2 |
| Cationic atoms: | 1 |
| Rule of Five Violation: | 0 |
| Rotatable Bonds: | 11 |
| X | Y | Z |
|---|---|---|
| 35.5176 | 22.2465 | 21.4148 |
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 |
| C19 | CD2 | TYR- 22 | 4.06 | 0 | Hydrophobic |
| C15 | SD | MET- 27 | 4.47 | 0 | Hydrophobic |
| C21 | SD | MET- 27 | 3.77 | 0 | Hydrophobic |
| O21 | NH1 | ARG- 97 | 3.19 | 135.48 | H-Bond (Protein Donor) |
| O21 | NH2 | ARG- 97 | 2.78 | 157.58 | H-Bond (Protein Donor) |
| O21 | CZ | ARG- 97 | 3.43 | 0 | Ionic (Protein Cationic) |
| C19 | CE2 | TRP- 100 | 4.18 | 0 | Hydrophobic |
| C21 | CH2 | TRP- 100 | 4.25 | 0 | Hydrophobic |
| C10 | CD2 | TRP- 100 | 3.47 | 0 | Hydrophobic |
| O22 | NE | ARG- 137 | 3.32 | 135.31 | H-Bond (Protein Donor) |
| O22 | NH2 | ARG- 137 | 2.81 | 158.99 | H-Bond (Protein Donor) |
| O23 | NE | ARG- 137 | 3 | 166.69 | H-Bond (Protein Donor) |
| O22 | CZ | ARG- 137 | 3.5 | 0 | Ionic (Protein Cationic) |
| O23 | CZ | ARG- 137 | 3.91 | 0 | Ionic (Protein Cationic) |
| C12 | CE2 | TRP- 398 | 3.52 | 0 | Hydrophobic |
| C9 | CH2 | TRP- 398 | 3.93 | 0 | Hydrophobic |
| C14 | CB | TRP- 398 | 3.74 | 0 | Hydrophobic |
| C21 | CE2 | TYR- 402 | 4.34 | 0 | Hydrophobic |
| C16 | CG2 | THR- 490 | 3.55 | 0 | Hydrophobic |
| O6 | FE | FE- 506 | 1.82 | 0 | Metal Acceptor |
| O20 | FE | FE- 506 | 2.24 | 0 | Metal Acceptor |
| O22 | FE | FE- 506 | 2.28 | 0 | Metal Acceptor |