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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:

2nn7

1.850 Å

X-ray

2006-10-23

Interactomes:
Molecular Function:
Binding Site :

Uniprot Annotation

Name:Carbonic anhydrase 1
ID:CAH1_HUMAN
AC:P00915
Organism:Homo sapiens
Reign:Eukaryota
TaxID:9606
EC Number:4.2.1.1


Chains:

Chain Name:Percentage of Residues
within binding site
A12 %
B88 %


Ligand binding site composition:

B-Factor:14.937
Number of residues:26
Including
Standard Amino Acids: 25
Non Standard Amino Acids: 1
Water Molecules: 0
Cofactors:
Metals: ZN

Cavity properties

LigandabilityVolume (Å3)
0.7031751.625

% Hydrophobic% Polar
42.5857.42
According to VolSite

Ligand :
2nn7_2 Structure
HET Code: M29
Formula: C11H15NO4S
Molecular weight: 257.306 g/mol
DrugBank ID: DB08157
Buried Surface Area:57.77 %
Polar Surface area: 94.84 Å2
Number of
H-Bond Acceptors: 4
H-Bond Donors: 1
Rings: 1
Aromatic rings: 1
Anionic atoms: 0
Cationic atoms: 0
Rule of Five Violation: 0
Rotatable Bonds: 6

Mass center Coordinates

XYZ
-32.96121.284-5.57671


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
C10CE2PHE- 914.440Hydrophobic
C8CE2PHE- 913.630Hydrophobic
C2CBALA- 1214.240Hydrophobic
C10CD2LEU- 1313.860Hydrophobic
C10CBALA- 1324.040Hydrophobic
C2CG2VAL- 1434.450Hydrophobic
C2CD2LEU- 1983.680Hydrophobic
O2NTHR- 1992.87149.46H-Bond
(Protein Donor)
NOG1THR- 1992.68151.26H-Bond
(Ligand Donor)
NZN ZN- 3022.070Metal Acceptor