Peptide Database

Peptide NameWheat peptide W18

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Standard StatusStandard

Sequence Length16 amino acids

Chemical FormulaC94H132N22O24

DescriptionStandard

        YPQPELPYPQPQPFRP
    

Molecular Weight1954.19 Da

Isoelectric Point (pI)6.00

Net Charge (pH 7.0)-0.24

Net Charge (pH 7.4) -0.45

Charge Density (pH 7.0) -0.0149

GRAVY Index-1.61

Hydrophobic Moment 0.37

Boman Index-0.14

Instability Index144.00

Aliphatic Index 24.38

Aromaticity 0.1875

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 2980.00

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

Amino Acid Composition

TPSA 707.22

LogP -3.68

H-bond Donors 19.0

H-bond Acceptors 24.0

Rotatable Bonds 48.0

Heavy Atoms 140.0

Ring Count 10.0

Amide Bonds 18.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0000985 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: W18

Bio-Activity Profile

Function

Celiac-immunogenic

TargetHuman intestinal T cells / HLA-DQ2

MethodIntestinal T-cell assay