Peptide Database

Peptide NameWheat peptide W03, Barley peptide B01

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Standard StatusStandard

Sequence Length12 amino acids

Chemical FormulaC74H96N16O18

DescriptionStandard

        QPFPQPEQPFPW
    

Molecular Weight1497.65 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-1.24

Net Charge (pH 7.4) -1.44

Charge Density (pH 7.0) -0.1031

GRAVY Index-1.44

Hydrophobic Moment 0.39

Boman Index0.04

Instability Index165.70

Aliphatic Index 0.00

Aromaticity 0.2500

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5500.00

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

Amino Acid Composition

TPSA 521.83

LogP -1.87

H-bond Donors 13.0

H-bond Acceptors 17.0

Rotatable Bonds 36.0

Heavy Atoms 108.0

Ring Count 9.0

Amide Bonds 14.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0085712 VERIFIED: YES

Provenance & Taxonomy

OrganismTriticum aestivum [Plant]

FamilyGliadin

Tax ID4565

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Other ModsDeamidation; Reported substitutions/positions: W03; Reported substitutions/positions: B01

Bio-Activity Profile

Function

Celiac-immunogenic

TargetHuman intestinal T cells / HLA-DQ2

MethodIntestinal T-cell assay