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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:

4nbn

1.750 Å

X-ray

2013-10-23

Interactomes:
Molecular Function:
Binding Site :

Uniprot Annotation

Name:Caspase-6
ID:CASP6_HUMAN
AC:P55212
Organism:Homo sapiens
Reign:Eukaryota
TaxID:9606
EC Number:3.4.22.59


Chains:

Chain Name:Percentage of Residues
within binding site
A50 %
B50 %


Ligand binding site composition:

B-Factor:18.743
Number of residues:28
Including
Standard Amino Acids: 26
Non Standard Amino Acids: 0
Water Molecules: 2
Cofactors:
Metals:

Cavity properties

LigandabilityVolume (Å3)
0.628432.000

% Hydrophobic% Polar
62.5037.50
According to VolSite

Ligand :
4nbn_1 Structure
HET Code: 2J7
Formula: C18H18N4O2
Molecular weight: 322.361 g/mol
DrugBank ID: -
Buried Surface Area:70.2 %
Polar Surface area: 90.3 Å2
Number of
H-Bond Acceptors: 6
H-Bond Donors: 4
Rings: 3
Aromatic rings: 3
Anionic atoms: 0
Cationic atoms: 0
Rule of Five Violation: 0
Rotatable Bonds: 6

Mass center Coordinates

XYZ
26.242328.99977.06333


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
C7CD1TYR- 1984.020Hydrophobic
C10CBTYR- 1983.770Hydrophobic
C4CBTYR- 1984.390Hydrophobic
C16CD1TYR- 1984.040Hydrophobic
C22CBTYR- 1984.440Hydrophobic
C10CGTYR- 1983.470Hydrophobic
C3CG2THR- 1994.470Hydrophobic
C21CG2THR- 1994.410Hydrophobic
O23NTHR- 1992.94166.83H-Bond
(Protein Donor)
O24NTHR- 1993.02168.1H-Bond
(Protein Donor)
C7CD2LEU- 2003.330Hydrophobic
C16CD2LEU- 2003.330Hydrophobic
C4CGPRO- 2014.320Hydrophobic
C22CGPRO- 2014.320Hydrophobic
C6CGGLU- 2143.720Hydrophobic
C22CBGLU- 2143.810Hydrophobic
C19CGGLU- 2143.680Hydrophobic
C20CBGLU- 2143.680Hydrophobic
C4CBGLU- 2143.690Hydrophobic