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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:

5ain

2.300 Å

X-ray

2015-02-16

Interactomes:
Molecular Function:
Binding Site :

Uniprot Annotation

Name:Soluble acetylcholine receptor
ID:Q8WSF8_APLCA
AC:Q8WSF8
Organism:Aplysia californica
Reign:Eukaryota
TaxID:6500
EC Number:/


Chains:

Chain Name:Percentage of Residues
within binding site
D53 %
E47 %


Ligand binding site composition:

B-Factor:46.513
Number of residues:21
Including
Standard Amino Acids: 19
Non Standard Amino Acids: 0
Water Molecules: 2
Cofactors:
Metals:

Cavity properties

LigandabilityVolume (Å3)
0.8911026.000

% Hydrophobic% Polar
37.5062.50
According to VolSite

Ligand :
5ain_4 Structure
HET Code: QMR
Formula: C13H14N3
Molecular weight: 212.270 g/mol
DrugBank ID: DB01273
Buried Surface Area:76.48 %
Polar Surface area: 42.39 Å2
Number of
H-Bond Acceptors: 2
H-Bond Donors: 1
Rings: 4
Aromatic rings: 2
Anionic atoms: 0
Cationic atoms: 1
Rule of Five Violation: 0
Rotatable Bonds: 0

Mass center Coordinates

XYZ
-2.00293-29.0239-44.5907


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
N02OHTYR- 912.69166.88H-Bond
(Ligand Donor)
C15CBILE- 1163.680Hydrophobic
C16CD1ILE- 1164.290Hydrophobic
N02OTRP- 1452.89159.86H-Bond
(Ligand Donor)
C04CZ2TRP- 1453.880Hydrophobic
C05CD2TYR- 1864.120Hydrophobic
C06CGTYR- 1863.70Hydrophobic
C06SGCYS- 1883.670Hydrophobic
C08SGCYS- 1893.490Hydrophobic
N13OHOH- 20723.13166.33H-Bond
(Protein Donor)