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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:

2x9n

1.150 Å

X-ray

2010-03-23

Interactomes:
Molecular Function:
Binding Site :

Uniprot Annotation

Name:Pteridine reductase
ID:O76290_TRYBB
AC:O76290
Organism:Trypanosoma brucei brucei
Reign:Eukaryota
TaxID:5702
EC Number:/


Chains:

Chain Name:Percentage of Residues
within binding site
B100 %


Ligand binding site composition:

B-Factor:11.311
Number of residues:17
Including
Standard Amino Acids: 16
Non Standard Amino Acids: 1
Water Molecules: 0
Cofactors: NAP
Metals:

Cavity properties

LigandabilityVolume (Å3)
0.492745.875

% Hydrophobic% Polar
44.3455.66
According to VolSite

Ligand :
2x9n_2 Structure
HET Code: AX3
Formula: C6H10N6
Molecular weight: 166.184 g/mol
DrugBank ID: -
Buried Surface Area:73.7 %
Polar Surface area: 102.74 Å2
Number of
H-Bond Acceptors: 6
H-Bond Donors: 3
Rings: 2
Aromatic rings: 1
Anionic atoms: 0
Cationic atoms: 0
Rule of Five Violation: 0
Rotatable Bonds: 2

Mass center Coordinates

XYZ
12.4234-12.831498.3348


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
NAAOGSER- 952.78170.69H-Bond
(Ligand Donor)
CALCD2PHE- 974.090Hydrophobic
NABOHTYR- 1742.74165.52H-Bond
(Ligand Donor)
CALCBPRO- 2103.30Hydrophobic
NAAO2ANAP- 12692.99143.1H-Bond
(Ligand Donor)
NAEO2DNAP- 12692.7154.91H-Bond
(Protein Donor)