Peptide Database

Peptide NameWheat peptide W22 HMW

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Standard StatusStandard

Sequence Length20 amino acids

Chemical FormulaC95H142N26O31

DescriptionStandard

        LQPGQGQPGYYPTSPQQIGQ
    

Molecular Weight2144.30 Da

Isoelectric Point (pI)5.52

Net Charge (pH 7.0)-0.24

Net Charge (pH 7.4) -0.45

Charge Density (pH 7.0) -0.0121

GRAVY Index-1.24

Hydrophobic Moment 0.32

Boman Index0.00

Instability Index94.39

Aliphatic Index 39.00

Aromaticity 0.1000

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 920.52

LogP -11.89

H-bond Donors 27.0

H-bond Acceptors 31.0

Rotatable Bonds 63.0

Heavy Atoms 152.0

Ring Count 6.0

Amide Bonds 25.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0164517 VERIFIED: YES

Provenance & Taxonomy

OrganismTriticum aestivum [Plant]

FamilyGlutenin

Tax ID4565

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Other ModsReported substitutions/positions: W22

Bio-Activity Profile

Function

Celiac-immunogenic

TargetHuman intestinal T cells / HLA-DQ2

MethodIntestinal T-cell assay