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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:

4k4e

2.300 Å

X-ray

2013-04-12

Interactomes:
Molecular Function:
Binding Site :

Uniprot Annotation

Name:Tankyrase-1
ID:TNKS1_HUMAN
AC:O95271
Organism:Homo sapiens
Reign:Eukaryota
TaxID:9606
EC Number:2.4.2.30


Chains:

Chain Name:Percentage of Residues
within binding site
B100 %


Ligand binding site composition:

B-Factor:34.885
Number of residues:31
Including
Standard Amino Acids: 31
Non Standard Amino Acids: 0
Water Molecules: 0
Cofactors:
Metals:

Cavity properties

LigandabilityVolume (Å3)
1.274951.750

% Hydrophobic% Polar
60.6439.36
According to VolSite

Ligand :
4k4e_2 Structure
HET Code: K4E
Formula: C22H25ClN4O3
Molecular weight: 428.912 g/mol
DrugBank ID: -
Buried Surface Area:62.39 %
Polar Surface area: 82.7 Å2
Number of
H-Bond Acceptors: 4
H-Bond Donors: 3
Rings: 4
Aromatic rings: 2
Anionic atoms: 0
Cationic atoms: 0
Rule of Five Violation: 0
Rotatable Bonds: 6

Mass center Coordinates

XYZ
31.112341.84590.579333


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
C11CBSER- 11863.940Hydrophobic
CL1CBSER- 11863.970Hydrophobic
C12CD2PHE- 11883.570Hydrophobic
C19CGPHE- 11883.370Hydrophobic
C22CBALA- 11913.490Hydrophobic
C21CBALA- 11913.580Hydrophobic
C12CD1ILE- 11924.060Hydrophobic
O3NASP- 11982.98153.35H-Bond
(Protein Donor)
C17CBASP- 11984.30Hydrophobic
DuArDuArHIS- 12013.690Aromatic Face/Face
C14CBHIS- 12013.90Hydrophobic
C19CBHIS- 12013.510Hydrophobic
C13CBALA- 12024.170Hydrophobic
C7CBTYR- 12033.760Hydrophobic
C13CG1ILE- 12124.350Hydrophobic
C8CD1TYR- 12133.390Hydrophobic
O2NTYR- 12132.77175.38H-Bond
(Protein Donor)
CL1CBTYR- 12243.340Hydrophobic
CL1CG1ILE- 12284.40Hydrophobic
C3CG1ILE- 12284.020Hydrophobic