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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:

1okl

2.100 Å

X-ray

1996-06-25

Activity from ChEMBL: What is pChEMBL ?
MinMeanMedianStandard DeviationMaxCount
pChEMBL:4.0304.0304.0300.0004.0301

List of CHEMBLId :

CHEMBL119489


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:12.631
Number of residues:25
Including
Standard Amino Acids: 24
Non Standard Amino Acids: 1
Water Molecules: 0
Cofactors:
Metals: ZN

Cavity properties

LigandabilityVolume (Å3)
0.722371.250

% Hydrophobic% Polar
50.9149.09
According to VolSite

Ligand :
1okl_1 Structure
HET Code: MNS
Formula: C12H14N2O2S
Molecular weight: 250.317 g/mol
DrugBank ID: DB02866
Buried Surface Area:61.45 %
Polar Surface area: 71.78 Å2
Number of
H-Bond Acceptors: 3
H-Bond Donors: 1
Rings: 2
Aromatic rings: 2
Anionic atoms: 0
Cationic atoms: 0
Rule of Five Violation: 0
Rotatable Bonds: 2

Mass center Coordinates

XYZ
-5.328653.6304715.5068


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
C7CG1VAL- 1213.490Hydrophobic
C8CG2VAL- 1213.860Hydrophobic
CM1CZPHE- 1303.520Hydrophobic
CM2CZPHE- 1303.620Hydrophobic
C6CZPHE- 1303.240Hydrophobic
C7CD1LEU- 1403.490Hydrophobic
C8CG2VAL- 1424.210Hydrophobic
CM1CD1LEU- 1974.070Hydrophobic
C5CD1LEU- 1974.220Hydrophobic
C7CD2LEU- 1973.270Hydrophobic
O2SNTHR- 1982.9154.33H-Bond
(Protein Donor)
N3SOG1THR- 1982.55152.19H-Bond
(Ligand Donor)
C2CG2THR- 1994.140Hydrophobic
C3CBTHR- 1994.450Hydrophobic
N3SZN ZN- 2622.010Metal Acceptor