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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:

1xh4

2.450 Å

X-ray

2004-09-17

Interactomes:
Molecular Function:
Binding Site :

Uniprot Annotation

Name:cAMP-dependent protein kinase catalytic subunit alpha
ID:KAPCA_BOVIN
AC:P00517
Organism:Bos taurus
Reign:Eukaryota
TaxID:9913
EC Number:2.7.11.11


Chains:

Chain Name:Percentage of Residues
within binding site
A90 %
B10 %


Ligand binding site composition:

B-Factor:24.472
Number of residues:51
Including
Standard Amino Acids: 48
Non Standard Amino Acids: 0
Water Molecules: 3
Cofactors:
Metals:

Cavity properties

LigandabilityVolume (Å3)
0.801637.875

% Hydrophobic% Polar
43.3956.61
According to VolSite

Ligand :
1xh4_1 Structure
HET Code: R69
Formula: C28H32N5O4
Molecular weight: 502.585 g/mol
DrugBank ID: -
Buried Surface Area:71.89 %
Polar Surface area: 128.23 Å2
Number of
H-Bond Acceptors: 6
H-Bond Donors: 4
Rings: 4
Aromatic rings: 3
Anionic atoms: 0
Cationic atoms: 1
Rule of Five Violation: 1
Rotatable Bonds: 7

Mass center Coordinates

XYZ
5.9621419.799431.1311


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
C98CBSER- 533.740Hydrophobic
O62NPHE- 542.94154.93H-Bond
(Protein Donor)
C98CE2PHE- 543.710Hydrophobic
C99CE2PHE- 544.280Hydrophobic
C51CG2VAL- 574.010Hydrophobic
C14CG1VAL- 573.930Hydrophobic
C13CBALA- 703.780Hydrophobic
O92NZLYS- 722.98125.54H-Bond
(Protein Donor)
DuArNZLYS- 723.923.85Pi/Cation
C52CGLYS- 724.250Hydrophobic
C53CD2LEU- 743.590Hydrophobic
C71CD2LEU- 744.030Hydrophobic
C99CGGLN- 843.770Hydrophobic
C73CG2THR- 884.140Hydrophobic
O92OE2GLU- 913.47141.96H-Bond
(Ligand Donor)
O92OE1GLU- 912.62158.46H-Bond
(Ligand Donor)
C13SDMET- 1204.130Hydrophobic
N11NVAL- 1233.1159.12H-Bond
(Protein Donor)
N33OGLU- 1702.88120.38H-Bond
(Ligand Donor)
N33OD1ASN- 1713.02135.03H-Bond
(Ligand Donor)
C15CGLEU- 1733.790Hydrophobic
C13CG2THR- 1834.020Hydrophobic
N33OD2ASP- 1842.67167.18H-Bond
(Ligand Donor)
N41OD1ASP- 1843.39160.13H-Bond
(Ligand Donor)
N41OD2ASP- 1842.93140.22H-Bond
(Ligand Donor)
N33OD2ASP- 1842.670Ionic
(Ligand Cationic)
C99CZPHE- 1873.910Hydrophobic
N23OHOH- 3622.95165.32H-Bond
(Ligand Donor)