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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:

4kni

1.800 Å

X-ray

2013-05-10

Activity from ChEMBL: What is pChEMBL ?
MinMeanMedianStandard DeviationMaxCount
pChEMBL:7.7807.8607.8400.0707.9603

List of CHEMBLId :

CHEMBL2443204


Interactomes:
Molecular Function:
Binding Site :

Uniprot Annotation

Name:Carbonic anhydrase 2
ID:CAH2_HUMAN
AC:P00918
Organism:Homo sapiens
Reign:Eukaryota
TaxID:9606
EC Number:4.2.1.1


Chains:

Chain Name:Percentage of Residues
within binding site
A100 %


Ligand binding site composition:

B-Factor:11.150
Number of residues:29
Including
Standard Amino Acids: 28
Non Standard Amino Acids: 1
Water Molecules: 0
Cofactors:
Metals: ZN

Cavity properties

LigandabilityVolume (Å3)
0.556357.750

% Hydrophobic% Polar
51.8948.11
According to VolSite

Ligand :
4kni_1 Structure
HET Code: E1E
Formula: C14H14ClN3O3S2
Molecular weight: 371.862 g/mol
DrugBank ID: -
Buried Surface Area:58.99 %
Polar Surface area: 136.69 Å2
Number of
H-Bond Acceptors: 6
H-Bond Donors: 1
Rings: 2
Aromatic rings: 2
Anionic atoms: 0
Cationic atoms: 0
Rule of Five Violation: 0
Rotatable Bonds: 5

Mass center Coordinates

XYZ
-4.748914.6185213.8981


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
C19CD1ILE- 914.170Hydrophobic
C20CD1ILE- 913.730Hydrophobic
C21CGGLN- 923.440Hydrophobic
C19CGGLN- 9240Hydrophobic
CL1CG1VAL- 1213.720Hydrophobic
C3CG2VAL- 1214.30Hydrophobic
C21CG1VAL- 1213.720Hydrophobic
C21CZPHE- 1313.910Hydrophobic
C20CD2PHE- 1314.110Hydrophobic
CL1CD1LEU- 1413.570Hydrophobic
CL1CG2VAL- 1433.580Hydrophobic
C4CBLEU- 1984.270Hydrophobic
CL1CD2LEU- 1983.580Hydrophobic
C2CD1LEU- 1983.590Hydrophobic
N11OG1THR- 1992.6157.64H-Bond
(Ligand Donor)
O7NTHR- 1992.79153.07H-Bond
(Protein Donor)
C5CG2THR- 2004.140Hydrophobic
C1CBTHR- 2004.230Hydrophobic
CL1CG2VAL- 2074.420Hydrophobic
N11ZN ZN- 3012.040Metal Acceptor