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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:

3i8a

2.410 Å

X-ray

2009-07-09

Interactomes:
Molecular Function:
Binding Site :

Uniprot Annotation

Name:Dihydrofolate reductase
ID:DYR_STAAU
AC:P0A017
Organism:Staphylococcus aureus
Reign:Bacteria
TaxID:1280
EC Number:1.5.1.3


Chains:

Chain Name:Percentage of Residues
within binding site
X100 %


Ligand binding site composition:

B-Factor:12.178
Number of residues:28
Including
Standard Amino Acids: 27
Non Standard Amino Acids: 1
Water Molecules: 0
Cofactors: NDP
Metals:

Cavity properties

LigandabilityVolume (Å3)
1.445408.375

% Hydrophobic% Polar
68.6031.40
According to VolSite

Ligand :
3i8a_1 Structure
HET Code: N22
Formula: C17H20N4O2
Molecular weight: 312.366 g/mol
DrugBank ID: DB08234
Buried Surface Area:72.93 %
Polar Surface area: 96.28 Å2
Number of
H-Bond Acceptors: 6
H-Bond Donors: 2
Rings: 2
Aromatic rings: 2
Anionic atoms: 0
Cationic atoms: 0
Rule of Five Violation: 0
Rotatable Bonds: 6

Mass center Coordinates

XYZ
-29.8062-11.487742.5683


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
N7OLEU- 52.72156.71H-Bond
(Ligand Donor)
C15CGLEU- 204.190Hydrophobic
C2CGLEU- 204.340Hydrophobic
C7CD1LEU- 203.770Hydrophobic
C10CD2LEU- 204.160Hydrophobic
C17CD1LEU- 2040Hydrophobic
C13CD2LEU- 204.070Hydrophobic
N4OD2ASP- 273.42132.88H-Bond
(Ligand Donor)
N4OD1ASP- 272.66169.2H-Bond
(Ligand Donor)
N8OD2ASP- 272.87161.29H-Bond
(Ligand Donor)
C8CGLEU- 284.150Hydrophobic
C4CD2LEU- 283.850Hydrophobic
C8CG2VAL- 314.020Hydrophobic
C6CG2VAL- 314.440Hydrophobic
C11CG2THR- 463.740Hydrophobic
C2CBSER- 493.860Hydrophobic
C11CD1ILE- 504.150Hydrophobic
C4CG2ILE- 504.490Hydrophobic
C14CG1ILE- 503.660Hydrophobic
C4CD2LEU- 544.010Hydrophobic
N7OPHE- 923.05131.73H-Bond
(Ligand Donor)
C9CZPHE- 923.670Hydrophobic
C10CE1PHE- 923.710Hydrophobic
C11C5NNDP- 2073.670Hydrophobic
C2C2DNDP- 2073.830Hydrophobic
C10C4NNDP- 2073.280Hydrophobic