Peptide Database

Peptide NameGlia-alpha20-gliadin (p96106; E97) minimal epitope, synthetic

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Standard StatusStandard

Sequence Length11 amino acids

Chemical FormulaC59H85N15O19

DescriptionStandard

        PEQPYPQPQPQ
    

Molecular Weight1308.40 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-1.04

Net Charge (pH 7.4) -1.10

Charge Density (pH 7.0) -0.0945

GRAVY Index-2.44

Hydrophobic Moment 0.13

Boman Index-0.30

Instability Index158.67

Aliphatic Index 0.00

Aromaticity 0.0909

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1490.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 535.06

LogP -5.43

H-bond Donors 14.0

H-bond Acceptors 18.0

Rotatable Bonds 34.0

Heavy Atoms 93.0

Ring Count 6.0

Amide Bonds 14.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0382589 VERIFIED: YES

Provenance & Taxonomy

OrganismSynthetic [Synthetic]

FamilyGliadin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Other ModsDeamidation; Reported substitutions/positions: E97

Bio-Activity Profile

Function

Celiac-immunogenic

TargetHuman gluten-specific T cells / HLA-DQ2

MethodT-cell proliferation assay