Peptide Database

Peptide Namealpha2-Hordein in native form

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Venom / Toxin ▸ General toxin ▸ Celiac toxic

Standard StatusStandard

Sequence Length14 amino acids

Chemical FormulaC78H111N21O22

DescriptionStandard

        QQFPQPQQPFPQQP
    

Molecular Weight1694.84 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) -0.0171

GRAVY Index-1.92

Hydrophobic Moment 0.37

Boman Index-0.21

Instability Index168.99

Aliphatic Index 0.00

Aromaticity 0.1429

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 699.30

LogP -7.42

H-bond Donors 17.0

H-bond Acceptors 22.0

Rotatable Bonds 47.0

Heavy Atoms 121.0

Ring Count 7.0

Amide Bonds 20.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0072758 VERIFIED: YES

Provenance & Taxonomy

OrganismHordeum vulgare [Plant]

FamilyHordein

Tax ID4513

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Celiac-immunogenic

TargetHuman intestinal T cells / HLA-DQ2

MethodIntestinal T-cell assay

RECORD: Rec_0157026 VERIFIED: YES