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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:

3l9n

2.000 Å

X-ray

2010-01-05

Interactomes:
Molecular Function:
Binding Site :

Uniprot Annotation

Name:cAMP-dependent protein kinase catalytic subunit alpha
ID:KAPCA_HUMAN
AC:P17612
Organism:Homo sapiens
Reign:Eukaryota
TaxID:9606
EC Number:2.7.11.11


Chains:

Chain Name:Percentage of Residues
within binding site
A94 %
C6 %


Ligand binding site composition:

B-Factor:16.540
Number of residues:35
Including
Standard Amino Acids: 33
Non Standard Amino Acids: 0
Water Molecules: 2
Cofactors:
Metals:

Cavity properties

LigandabilityVolume (Å3)
1.205499.500

% Hydrophobic% Polar
57.4342.57
According to VolSite

Ligand :
3l9n_1 Structure
HET Code: L9N
Formula: C19H21N6S
Molecular weight: 365.475 g/mol
DrugBank ID: -
Buried Surface Area:72.53 %
Polar Surface area: 122.36 Å2
Number of
H-Bond Acceptors: 4
H-Bond Donors: 3
Rings: 4
Aromatic rings: 4
Anionic atoms: 0
Cationic atoms: 1
Rule of Five Violation: 0
Rotatable Bonds: 6

Mass center Coordinates

XYZ
32.121317.265558.1958


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
CL1CBLEU- 493.880Hydrophobic
C7CD2PHE- 543.470Hydrophobic
S1CG2VAL- 573.750Hydrophobic
C17CG2VAL- 574.390Hydrophobic
C16CG1VAL- 574.140Hydrophobic
C14CBALA- 703.450Hydrophobic
N2NZLYS- 723.03141.03H-Bond
(Protein Donor)
C13CG2VAL- 1043.760Hydrophobic
C13CBMET- 1203.890Hydrophobic
C11CEMET- 1203.450Hydrophobic
N4OGLU- 1212.85150.39H-Bond
(Ligand Donor)
N1NALA- 1233.17153.59H-Bond
(Protein Donor)
CL1CGGLU- 1274.330Hydrophobic
C2CGGLU- 1274.020Hydrophobic
N3OD1ASN- 1712.77152.09H-Bond
(Ligand Donor)
C2CEMET- 1733.660Hydrophobic
C15CGMET- 1733.950Hydrophobic
S1CBTHR- 1834.470Hydrophobic
C11CG2THR- 1833.590Hydrophobic
N3OD2ASP- 1842.6172.42H-Bond
(Ligand Donor)
N3OD2ASP- 1842.60Ionic
(Ligand Cationic)
CL1CE1PHE- 3274.10Hydrophobic