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sc-PDB

An Annotated Database of Druggable Binding Sites from the Protein DataBank

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Protein Data Bank Entry:

3qfx

2.200 Å

X-ray

2011-01-24

Interactomes:
Molecular Function:
Binding Site :

Uniprot Annotation

Name:Bifunctional dihydrofolate reductase-thymidylate synthase
ID:DRTS_TRYBB
AC:Q27783
Organism:Trypanosoma brucei brucei
Reign:Eukaryota
TaxID:5702
EC Number:1.5.1.3


Chains:

Chain Name:Percentage of Residues
within binding site
A100 %


Ligand binding site composition:

B-Factor:23.568
Number of residues:30
Including
Standard Amino Acids: 29
Non Standard Amino Acids: 1
Water Molecules: 0
Cofactors: NDP
Metals:

Cavity properties

LigandabilityVolume (Å3)
1.400745.875

% Hydrophobic% Polar
62.4437.56
According to VolSite

Ligand :
3qfx_1 Structure
HET Code: CP6
Formula: C12H13ClN4
Molecular weight: 248.711 g/mol
DrugBank ID: DB00205
Buried Surface Area:71.02 %
Polar Surface area: 77.81 Å2
Number of
H-Bond Acceptors: 4
H-Bond Donors: 2
Rings: 2
Aromatic rings: 2
Anionic atoms: 0
Cationic atoms: 0
Rule of Five Violation: 0
Rotatable Bonds: 2

Mass center Coordinates

XYZ
-19.258823.24138.26441


Binding mode :
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Binding mode
BioSolveIT Image generated by PoseView
Protein
Binding Site
Ligand
Interaction pattern
hydrophobic (CA)
aromatic (CZ)
hydrogen bond acceptor (O)
hydrogen bond acceptor/donor (OG)
hydrogen bond donor (N)
positively ionized (NZ)
negatively ionized (OD1)
metal (ZN)

Legend:

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

Image generated using PoseView by BioSolveIT
BioSolveIT


LigandProteinInteraction
AtomAtomResidueDistance
(Å)
Angle (°)Type
N13OVAL- 322.93165.54H-Bond
(Ligand Donor)
N14OVAL- 333.16127.42H-Bond
(Ligand Donor)
C15CD1ILE- 473.970Hydrophobic
C8CD1ILE- 473.490Hydrophobic
N6OD1ASP- 542.58162.35H-Bond
(Ligand Donor)
N6OD2ASP- 543.46135.01H-Bond
(Ligand Donor)
N14OD2ASP- 542.88169.26H-Bond
(Ligand Donor)
C16CGMET- 553.980Hydrophobic
C16CBPHE- 583.810Hydrophobic
C12CZPHE- 583.380Hydrophobic
CL1CG2THR- 863.440Hydrophobic
C10CG2THR- 863.860Hydrophobic
CL1CGLEU- 903.420Hydrophobic
N13OILE- 1603.06126.34H-Bond
(Ligand Donor)
C11CD1ILE- 1604.060Hydrophobic
N14OG1THR- 1843.37124.86H-Bond
(Ligand Donor)