1.600 Å
X-ray
2015-03-19
| Name: | Spermidine synthase, putative |
|---|---|
| ID: | Q4DA73_TRYCC |
| AC: | Q4DA73 |
| Organism: | Trypanosoma cruzi |
| Reign: | Eukaryota |
| TaxID: | 353153 |
| EC Number: | / |
| Chain Name: | Percentage of Residues within binding site |
|---|---|
| A | 100 % |
| B-Factor: | 18.564 |
|---|---|
| Number of residues: | 41 |
| Including | |
| Standard Amino Acids: | 39 |
| Non Standard Amino Acids: | 0 |
| Water Molecules: | 2 |
| Cofactors: | |
| Metals: | |
| Ligandability | Volume (Å3) |
|---|---|
| 0.734 | 675.000 |
| % Hydrophobic | % Polar |
|---|---|
| 42.50 | 57.50 |
| According to VolSite | |

| HET Code: | S4M |
|---|---|
| Formula: | C14H25N6O3S |
| Molecular weight: | 357.452 g/mol |
| DrugBank ID: | - |
| Buried Surface Area: | 84.42 % |
| Polar Surface area: | 151.15 Å2 |
| Number of | |
|---|---|
| H-Bond Acceptors: | 7 |
| H-Bond Donors: | 5 |
| Rings: | 3 |
| Aromatic rings: | 2 |
| Anionic atoms: | 0 |
| Cationic atoms: | 1 |
| Rule of Five Violation: | 0 |
| Rotatable Bonds: | 6 |
| X | Y | Z |
|---|---|---|
| 7.255 | 9.38246 | 45.7092 |
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 |
| O2' | NE2 | GLN- 40 | 3.01 | 145.31 | H-Bond (Protein Donor) |
| CE | CD1 | LEU- 59 | 4.13 | 0 | Hydrophobic |
| C3' | CD1 | LEU- 59 | 3.64 | 0 | Hydrophobic |
| CE | CB | GLN- 64 | 4.22 | 0 | Hydrophobic |
| CB | CB | GLN- 64 | 3.85 | 0 | Hydrophobic |
| CB | CG2 | VAL- 65 | 4.34 | 0 | Hydrophobic |
| N | NE2 | HIS- 74 | 2.96 | 163.72 | H-Bond (Ligand Donor) |
| N | OD1 | ASP- 98 | 3.38 | 0 | Ionic (Ligand Cationic) |
| N | OD2 | ASP- 98 | 2.72 | 0 | Ionic (Ligand Cationic) |
| N | OD2 | ASP- 98 | 2.72 | 167.9 | H-Bond (Ligand Donor) |
| O2' | OD1 | ASP- 118 | 2.63 | 164.03 | H-Bond (Ligand Donor) |
| O3' | OD2 | ASP- 118 | 2.71 | 163.25 | H-Bond (Ligand Donor) |
| O3' | OD1 | ASP- 118 | 3.44 | 134.71 | H-Bond (Ligand Donor) |
| N3 | N | ILE- 119 | 3.27 | 154.27 | H-Bond (Protein Donor) |
| CE | CG1 | VAL- 123 | 4.34 | 0 | Hydrophobic |
| C3' | CG2 | VAL- 123 | 4.48 | 0 | Hydrophobic |
| N6 | OD1 | ASP- 149 | 2.88 | 160.26 | H-Bond (Ligand Donor) |
| N1 | N | GLY- 150 | 2.9 | 162.83 | H-Bond (Protein Donor) |
| N | OD1 | ASP- 168 | 3.46 | 144.04 | H-Bond (Ligand Donor) |
| N | OD2 | ASP- 168 | 2.77 | 155.91 | H-Bond (Ligand Donor) |
| N | OD1 | ASP- 168 | 3.46 | 0 | Ionic (Ligand Cationic) |
| N | OD2 | ASP- 168 | 2.77 | 0 | Ionic (Ligand Cationic) |
| O4' | N | THR- 170 | 3.47 | 135.77 | H-Bond (Protein Donor) |
| C5' | CG2 | THR- 170 | 3.8 | 0 | Hydrophobic |
| C3' | CG2 | THR- 170 | 4.02 | 0 | Hydrophobic |
| N6 | O | PRO- 175 | 3 | 175.72 | H-Bond (Ligand Donor) |