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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:

4a9r

2.850 Å

X-ray

2011-11-28

Activity from ChEMBL: What is pChEMBL ?
MinMeanMedianStandard DeviationMaxCount
pChEMBL:7.4307.4307.4300.0007.4301

List of CHEMBLId :

CHEMBL179583


Interactomes:
Molecular Function:
Binding Site :

Uniprot Annotation

Name:Serine/threonine-protein kinase Chk2
ID:CHK2_HUMAN
AC:O96017
Organism:Homo sapiens
Reign:Eukaryota
TaxID:9606
EC Number:2.7.11.1


Chains:

Chain Name:Percentage of Residues
within binding site
A100 %


Ligand binding site composition:

B-Factor:64.601
Number of residues:25
Including
Standard Amino Acids: 24
Non Standard Amino Acids: 0
Water Molecules: 1
Cofactors:
Metals:

Cavity properties

LigandabilityVolume (Å3)
0.928421.875

% Hydrophobic% Polar
55.2044.80
According to VolSite

Ligand :
4a9r_1 Structure
HET Code: RU5
Formula: C20H14ClN3O2
Molecular weight: 363.797 g/mol
DrugBank ID: -
Buried Surface Area:55.39 %
Polar Surface area: 81 Å2
Number of
H-Bond Acceptors: 3
H-Bond Donors: 2
Rings: 4
Aromatic rings: 4
Anionic atoms: 0
Cationic atoms: 0
Rule of Five Violation: 0
Rotatable Bonds: 4

Mass center Coordinates

XYZ
-9.5077349.43289.24412


Binding mode :
What is Poseview ?
  • 2D View
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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
C12CD1LEU- 2264.270Hydrophobic
C13CBLEU- 2263.840Hydrophobic
C20CD2LEU- 2263.60Hydrophobic
C6CG2VAL- 2344.160Hydrophobic
C3CG2VAL- 2343.870Hydrophobic
CLACDLYS- 2454.350Hydrophobic
C2CDLYS- 2493.960Hydrophobic
C8CD1LEU- 3013.450Hydrophobic
C10CD1LEU- 3033.940Hydrophobic
CLACD2LEU- 3033.860Hydrophobic
C17CBGLU- 3054.240Hydrophobic
C14CGGLU- 3084.460Hydrophobic
C6CD1LEU- 3543.430Hydrophobic
C8CBTHR- 3674.150Hydrophobic
C2CG2THR- 3673.910Hydrophobic
N4OHOH- 20102.61145.58H-Bond
(Ligand Donor)