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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:

3k8o

2.400 Å

X-ray

2009-10-14

Activity from ChEMBL: What is pChEMBL ?
MinMeanMedianStandard DeviationMaxCount
pChEMBL:9.0009.0009.0000.0009.0002

List of CHEMBLId :

CHEMBL522099


Interactomes:
Molecular Function:
Binding Site :

Uniprot Annotation

Name:Purine nucleoside phosphorylase
ID:PNPH_HUMAN
AC:P00491
Organism:Homo sapiens
Reign:Eukaryota
TaxID:9606
EC Number:2.4.2.1


Chains:

Chain Name:Percentage of Residues
within binding site
S3 %
T97 %


Ligand binding site composition:

B-Factor:44.158
Number of residues:36
Including
Standard Amino Acids: 35
Non Standard Amino Acids: 0
Water Molecules: 1
Cofactors:
Metals:

Cavity properties

LigandabilityVolume (Å3)
0.471276.750

% Hydrophobic% Polar
43.9056.10
According to VolSite

Ligand :
3k8o_4 Structure
HET Code: 229
Formula: C11H17N4O4
Molecular weight: 269.277 g/mol
DrugBank ID: -
Buried Surface Area:83.13 %
Polar Surface area: 134.55 Å2
Number of
H-Bond Acceptors: 5
H-Bond Donors: 6
Rings: 2
Aromatic rings: 1
Anionic atoms: 0
Cationic atoms: 1
Rule of Five Violation: 1
Rotatable Bonds: 6

Mass center Coordinates

XYZ
38.873621.8287-34.9322


Binding mode :
What is Poseview ?
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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
C6CE1TYR- 884.260Hydrophobic
C3CE1TYR- 883.950Hydrophobic
O3OHTYR- 883.08128.32H-Bond
(Protein Donor)
C11CD1PHE- 1593.610Hydrophobic
C6CE1PHE- 1593.460Hydrophobic
C11CZPHE- 2003.930Hydrophobic
N3OE1GLU- 2012.95120.37H-Bond
(Ligand Donor)
N3OE2GLU- 2012.94176.52H-Bond
(Ligand Donor)
C6SDMET- 21940Hydrophobic
C3CBMET- 2193.740Hydrophobic
O2NMET- 2192.79132.3H-Bond
(Protein Donor)
N1OD1ASN- 2432.7162.64H-Bond
(Ligand Donor)
O1ND2ASN- 2433.23168.9H-Bond
(Protein Donor)
O4ND1HIS- 2572.78163.77H-Bond
(Ligand Donor)