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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:

3q9y

1.800 Å

X-ray

2011-01-10

Interactomes:
Molecular Function:
Binding Site :

Uniprot Annotation

Name:Casein kinase II subunit alpha
ID:CSK21_HUMAN
AC:P68400
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:27.030
Number of residues:26
Including
Standard Amino Acids: 25
Non Standard Amino Acids: 0
Water Molecules: 1
Cofactors:
Metals:

Cavity properties

LigandabilityVolume (Å3)
1.241428.625

% Hydrophobic% Polar
58.2741.73
According to VolSite

Ligand :
3q9y_1 Structure
HET Code: TXQ
Formula: C14H5O6
Molecular weight: 269.186 g/mol
DrugBank ID: DB08660
Buried Surface Area:59.15 %
Polar Surface area: 123.55 Å2
Number of
H-Bond Acceptors: 6
H-Bond Donors: 1
Rings: 3
Aromatic rings: 2
Anionic atoms: 3
Cationic atoms: 0
Rule of Five Violation: 0
Rotatable Bonds: 0

Mass center Coordinates

XYZ
-17.209415.290644.948


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
C10CG1VAL- 533.640Hydrophobic
C9CG1VAL- 663.780Hydrophobic
C9CG1VAL- 663.780Hydrophobic
O20NZLYS- 683.15168.24H-Bond
(Protein Donor)
C6CDLYS- 683.840Hydrophobic
C4CG1ILE- 953.990Hydrophobic
C4CBPHE- 1134.420Hydrophobic
C8SDMET- 1634.330Hydrophobic
C3CG2ILE- 1743.730Hydrophobic
C4CBILE- 1743.690Hydrophobic
C10CD1ILE- 1743.490Hydrophobic
C1CD1ILE- 1743.360Hydrophobic
O20NASP- 1753.03145.58H-Bond
(Protein Donor)
O20OHOH- 3472.69173.02H-Bond
(Protein Donor)