Peptide Database

Peptide NameWheat peptide W31

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Standard StatusStandard

Sequence Length12 amino acids

Chemical FormulaC65H98N18O19

DescriptionStandard

        QPFPQLQQPQQP
    

Molecular Weight1435.58 Da

Isoelectric Point (pI)5.53

Net Charge (pH 7.0)-0.24

Net Charge (pH 7.4) -0.44

Charge Density (pH 7.0) -0.0200

GRAVY Index-1.73

Hydrophobic Moment 0.32

Boman Index-0.20

Instability Index180.78

Aliphatic Index 32.50

Aromaticity 0.0833

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 0.00

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

Amino Acid Composition

TPSA 606.80

LogP -6.36

H-bond Donors 15.0

H-bond Acceptors 19.0

Rotatable Bonds 41.0

Heavy Atoms 102.0

Ring Count 5.0

Amide Bonds 17.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0092806 VERIFIED: YES

Provenance & Taxonomy

OrganismTriticum aestivum [Plant]

FamilyGliadin

Tax ID4565

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Other ModsReported substitutions/positions: W31

Bio-Activity Profile

Function

Celiac-immunogenic

TargetHuman intestinal T cells / HLA-DQ2

MethodIntestinal T-cell assay