1.600 Å
X-ray
2001-02-26
| Name: | Chemotaxis protein CheA |
|---|---|
| ID: | CHEA_THEMA |
| AC: | Q56310 |
| Organism: | Thermotoga maritima |
| Reign: | Bacteria |
| TaxID: | 243274 |
| EC Number: | 2.7.13.3 |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| A | 100 % |
| B-Factor: | 23.053 |
|---|---|
| Number of residues: | 36 |
| Including | |
| Standard Amino Acids: | 34 |
| Non Standard Amino Acids: | 1 |
| Water Molecules: | 1 |
| Cofactors: | |
| Metals: | MG |
| Ligandability | Volume (Å3) |
|---|---|
| 0.868 | 651.375 |
| % Hydrophobic | % Polar |
|---|---|
| 55.44 | 44.56 |
| According to VolSite | |

| HET Code: | ACP |
|---|---|
| Formula: | C11H14N5O12P3 |
| Molecular weight: | 501.176 g/mol |
| DrugBank ID: | DB03909 |
| Buried Surface Area: | 57.98 % |
| Polar Surface area: | 310.64 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 16 |
| H-Bond Donors: | 3 |
| Rings: | 3 |
| Aromatic rings: | 2 |
| Anionic atoms: | 4 |
| Cationic atoms: | 0 |
| Rule of Five Violation: | 2 |
| Rotatable Bonds: | 8 |
| X | Y | Z |
|---|---|---|
| 5.52487 | -3.3541 | 9.65729 |
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 |
| N1 | O | HOH- 5 | 2.72 | 179.97 | H-Bond (Protein Donor) |
| O1A | ND2 | ASN- 409 | 2.88 | 148.82 | H-Bond (Protein Donor) |
| O2B | NE2 | HIS- 413 | 2.63 | 146.48 | H-Bond (Protein Donor) |
| C2' | CB | HIS- 413 | 3.87 | 0 | Hydrophobic |
| N6 | OD2 | ASP- 449 | 3.01 | 158.03 | H-Bond (Ligand Donor) |
| C1' | CD1 | ILE- 454 | 4.03 | 0 | Hydrophobic |
| O1G | NZ | LYS- 494 | 3.5 | 170.06 | H-Bond (Protein Donor) |
| O1G | NZ | LYS- 494 | 3.5 | 0 | Ionic (Protein Cationic) |
| C3B | CD | LYS- 494 | 3.61 | 0 | Hydrophobic |
| O1G | OG | SER- 498 | 3.29 | 137.17 | H-Bond (Protein Donor) |
| C3B | CG2 | VAL- 505 | 3.94 | 0 | Hydrophobic |
| O2G | N | GLY- 506 | 2.83 | 139.15 | H-Bond (Protein Donor) |
| O2A | N | MET- 507 | 2.87 | 170.3 | H-Bond (Protein Donor) |
| O2G | MG | MG- 996 | 2.26 | 0 | Metal Acceptor |
| O2B | MG | MG- 996 | 2.31 | 0 | Metal Acceptor |
| O1A | MG | MG- 996 | 2.39 | 0 | Metal Acceptor |