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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:

3k2f

1.980 Å

X-ray

2009-09-30

Activity from ChEMBL: What is pChEMBL ?
MinMeanMedianStandard DeviationMaxCount
pChEMBL:7.2007.2007.2000.0007.2001

List of CHEMBLId :

CHEMBL571337


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:17.338
Number of residues:35
Including
Standard Amino Acids: 34
Non Standard Amino Acids: 1
Water Molecules: 0
Cofactors:
Metals: ZN

Cavity properties

LigandabilityVolume (Å3)
0.608381.375

% Hydrophobic% Polar
51.3348.67
According to VolSite

Ligand :
3k2f_1 Structure
HET Code: NKX
Formula: C14H20N4O12S3
Molecular weight: 532.523 g/mol
DrugBank ID: -
Buried Surface Area:55.71 %
Polar Surface area: 278.93 Å2
Number of
H-Bond Acceptors: 12
H-Bond Donors: 1
Rings: 2
Aromatic rings: 1
Anionic atoms: 2
Cationic atoms: 2
Rule of Five Violation: 2
Rotatable Bonds: 11

Mass center Coordinates

XYZ
-2.795333.6306411.997


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
OBDNE1TRP- 53.4153.96H-Bond
(Protein Donor)
CAWCZ2TRP- 53.60Hydrophobic
OAVND2ASN- 623.1131.15H-Bond
(Protein Donor)
OAXND2ASN- 623.49120.78H-Bond
(Protein Donor)
NBAND2ASN- 623.02130.57H-Bond
(Protein Donor)
OBBND2ASN- 622.71161.25H-Bond
(Protein Donor)
CAWCBHIS- 644.160Hydrophobic
OBGNE2HIS- 643.23153.95H-Bond
(Protein Donor)
SAGCG2VAL- 1213.530Hydrophobic
CADCZPHE- 1313.880Hydrophobic
SAGCG2VAL- 1434.470Hydrophobic
CAACD1LEU- 1983.780Hydrophobic
SAGCD2LEU- 1983.460Hydrophobic
OACNTHR- 1992.87156.4H-Bond
(Protein Donor)
NAJOG1THR- 1992.71167.25H-Bond
(Ligand Donor)
OATOG1THR- 2003.36138.81H-Bond
(Protein Donor)
NAJZN ZN- 2621.940Metal Acceptor