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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:

4l23

2.500 Å

X-ray

2013-06-04

Activity from ChEMBL: What is pChEMBL ?
MinMeanMedianStandard DeviationMaxCount
pChEMBL:8.4708.7208.8200.1608.89012

List of CHEMBLId :

CHEMBL573339


Interactomes:
Molecular Function:
Binding Site :

Uniprot Annotation

Name:Phosphatidylinositol 4,5-bisphosphate 3-kinase catalytic subunit alpha isoform
ID:PK3CA_HUMAN
AC:P42336
Organism:Homo sapiens
Reign:Eukaryota
TaxID:9606
EC Number:/


Chains:

Chain Name:Percentage of Residues
within binding site
A100 %


Ligand binding site composition:

B-Factor:37.708
Number of residues:29
Including
Standard Amino Acids: 28
Non Standard Amino Acids: 0
Water Molecules: 1
Cofactors:
Metals:

Cavity properties

LigandabilityVolume (Å3)
1.221469.125

% Hydrophobic% Polar
60.4339.57
According to VolSite

Ligand :
4l23_1 Structure
HET Code: X6K
Formula: C19H16N4O3
Molecular weight: 348.355 g/mol
DrugBank ID: -
Buried Surface Area:62.97 %
Polar Surface area: 84.51 Å2
Number of
H-Bond Acceptors: 6
H-Bond Donors: 1
Rings: 5
Aromatic rings: 4
Anionic atoms: 0
Cationic atoms: 0
Rule of Five Violation: 0
Rotatable Bonds: 2

Mass center Coordinates

XYZ
31.81245.777842.1677


Binding mode :
What is Poseview ?
  • 2D View
  • 3D View
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
C05CEMET- 7723.670Hydrophobic
C17CH2TRP- 7804.40Hydrophobic
C17CD1ILE- 8004.270Hydrophobic
C22CDLYS- 8024.370Hydrophobic
C23CD2LEU- 8073.90Hydrophobic
C13CE2TYR- 8364.250Hydrophobic
C14CGTYR- 8364.050Hydrophobic
O25OHTYR- 8362.97171.38H-Bond
(Protein Donor)
C13CG2ILE- 8483.840Hydrophobic
C23CD1ILE- 8483.530Hydrophobic
C16CG1VAL- 8504.250Hydrophobic
C14CG2VAL- 8513.60Hydrophobic
C16CBVAL- 8513.970Hydrophobic
O15NVAL- 8512.51164.86H-Bond
(Protein Donor)
C16SDMET- 9224.070Hydrophobic
C14CE2PHE- 9304.250Hydrophobic
C05CD1ILE- 9324.020Hydrophobic
C26CBILE- 9324.140Hydrophobic
C13CG2ILE- 9324.140Hydrophobic
C21CBASP- 9334.070Hydrophobic