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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:

1db4

2.200 Å

X-ray

1999-11-02

Interactomes:
Molecular Function:
Binding Site :

Uniprot Annotation

Name:Phospholipase A2, membrane associated
ID:PA2GA_HUMAN
AC:P14555
Organism:Homo sapiens
Reign:Eukaryota
TaxID:9606
EC Number:/


Chains:

Chain Name:Percentage of Residues
within binding site
A100 %


Ligand binding site composition:

B-Factor:23.500
Number of residues:35
Including
Standard Amino Acids: 32
Non Standard Amino Acids: 1
Water Molecules: 2
Cofactors:
Metals: CA

Cavity properties

LigandabilityVolume (Å3)
0.837465.750

% Hydrophobic% Polar
55.0744.93
According to VolSite

Ligand :
1db4_1 Structure
HET Code: 8IN
Formula: C21H23N2O5P
Molecular weight: 414.391 g/mol
DrugBank ID: DB02504
Buried Surface Area:64.05 %
Polar Surface area: 130.25 Å2
Number of
H-Bond Acceptors: 5
H-Bond Donors: 1
Rings: 3
Aromatic rings: 3
Anionic atoms: 2
Cationic atoms: 0
Rule of Five Violation: 0
Rotatable Bonds: 9

Mass center Coordinates

XYZ
59.046129.796246.8431


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
C1CD1LEU- 23.840Hydrophobic
C10CE2PHE- 540Hydrophobic
C14CE2PHE- 54.450Hydrophobic
C19CBHIS- 63.60Hydrophobic
C21CBALA- 173.910Hydrophobic
C20CBALA- 173.930Hydrophobic
C17CBALA- 184.130Hydrophobic
C14CBTYR- 213.710Hydrophobic
C14CBCYS- 284.190Hydrophobic
O12NGLY- 292.86122.52H-Bond
(Protein Donor)
C24CG2VAL- 304.450Hydrophobic
C1CG2VAL- 303.960Hydrophobic
O27NGLY- 313.42147.91H-Bond
(Protein Donor)
O29NGLY- 312.67144.34H-Bond
(Protein Donor)
C10SGCYS- 444.070Hydrophobic
C14SGCYS- 444.40Hydrophobic
N13ND1HIS- 472.97170.12H-Bond
(Ligand Donor)
N13OD2ASP- 482.55163.78H-Bond
(Ligand Donor)
C23CD2TYR- 513.690Hydrophobic
O28NZLYS- 523.880Ionic
(Protein Cationic)
C23CGLYS- 624.130Hydrophobic
C14CZPHE- 984.150Hydrophobic
O12CA CA- 1982.620Metal Acceptor
O29CA CA- 1982.380Metal Acceptor
O28OHOH- 2192.58142.86H-Bond
(Protein Donor)