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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:

1nas

2.100 Å

X-ray

1998-03-26

Interactomes:
Molecular Function:
Binding Site :

Uniprot Annotation

Name:Sepiapterin reductase
ID:SPRE_MOUSE
AC:Q64105
Organism:Mus musculus
Reign:Eukaryota
TaxID:10090
EC Number:1.1.1.153


Chains:

Chain Name:Percentage of Residues
within binding site
A100 %


Ligand binding site composition:

B-Factor:18.904
Number of residues:20
Including
Standard Amino Acids: 19
Non Standard Amino Acids: 1
Water Molecules: 0
Cofactors: NAP
Metals:

Cavity properties

LigandabilityVolume (Å3)
1.021324.000

% Hydrophobic% Polar
66.6733.33
According to VolSite

Ligand :
1nas_1 Structure
HET Code: ASE
Formula: C12H14N2O2
Molecular weight: 218.252 g/mol
DrugBank ID: DB04275
Buried Surface Area:62.82 %
Polar Surface area: 65.12 Å2
Number of
H-Bond Acceptors: 2
H-Bond Donors: 3
Rings: 2
Aromatic rings: 2
Anionic atoms: 0
Cationic atoms: 0
Rule of Five Violation: 0
Rotatable Bonds: 3

Mass center Coordinates

XYZ
-15.982662.57525.8931


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
C3CD2LEU- 1593.770Hydrophobic
C1CBLEU- 1593.630Hydrophobic
C15CGTYR- 1653.370Hydrophobic
C15CH2TRP- 1683.560Hydrophobic
O10NGLY- 2003.38122.33H-Bond
(Protein Donor)
C3CGPRO- 2014.340Hydrophobic
C11CBPRO- 2014.080Hydrophobic
C15CD1LEU- 2193.380Hydrophobic
O10OD1ASP- 2582.66152.16H-Bond
(Ligand Donor)