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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:

1ej3

2.300 Å

X-ray

2000-02-29

Interactomes:
Molecular Function:
Binding Site :

Uniprot Annotation

Name:Aequorin-2
ID:AEQ2_AEQVI
AC:P02592
Organism:Aequorea victoria
Reign:Eukaryota
TaxID:6100
EC Number:/


Chains:

Chain Name:Percentage of Residues
within binding site
A100 %


Ligand binding site composition:

B-Factor:29.568
Number of residues:40
Including
Standard Amino Acids: 40
Non Standard Amino Acids: 0
Water Molecules: 0
Cofactors:
Metals:

Cavity properties

LigandabilityVolume (Å3)
2.030425.250

% Hydrophobic% Polar
84.9215.08
According to VolSite

Ligand :
1ej3_1 Structure
HET Code: CZH
Formula: C26H22N3O5
Molecular weight: 456.470 g/mol
DrugBank ID: DB02241
Buried Surface Area:76.55 %
Polar Surface area: 116.56 Å2
Number of
H-Bond Acceptors: 6
H-Bond Donors: 4
Rings: 5
Aromatic rings: 3
Anionic atoms: 0
Cationic atoms: 1
Rule of Five Violation: 0
Rotatable Bonds: 6

Mass center Coordinates

XYZ
59.431522.30098.40506


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
O25ND1HIS- 162.67175.43H-Bond
(Ligand Donor)
C19CEMET- 193.490Hydrophobic
C22CBMET- 193.50Hydrophobic
C23CGMET- 193.670Hydrophobic
C26CE2PHE- 224.240Hydrophobic
C21CD1LEU- 233.810Hydrophobic
C32CD2LEU- 233.720Hydrophobic
C29CGLYS- 394.150Hydrophobic
C31CDLYS- 393.920Hydrophobic
C30CBALA- 403.850Hydrophobic
C29CD1ILE- 4340Hydrophobic
C30CG1VAL- 624.340Hydrophobic
O25OHTYR- 822.67143.3H-Bond
(Protein Donor)
C22CZ2TRP- 863.390Hydrophobic
C16CD1ILE- 1053.70Hydrophobic
C10CE2TRP- 1083.760Hydrophobic
C16CBTRP- 1084.360Hydrophobic
C26CH2TRP- 1084.420Hydrophobic
C12CD2LEU- 1123.580Hydrophobic
C13CE1PHE- 1133.380Hydrophobic
N1OHTYR- 1322.53166.17H-Bond
(Protein Donor)
C10CZTYR- 1323.920Hydrophobic
C13CGMET- 1653.890Hydrophobic
O18OHTYR- 1843.4120.37H-Bond
(Protein Donor)
O34OHTYR- 1842.59155.78H-Bond
(Protein Donor)