Peptide Database

Peptide NameWheat peptide W20

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Standard StatusStandard

Sequence Length20 amino acids

Chemical FormulaC111H165N27O30

DescriptionStandard

        FPELQQPIPQQPQQPFPLQP
    

Molecular Weight2357.66 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) -0.0619

GRAVY Index-1.07

Hydrophobic Moment 0.41

Boman Index0.00

Instability Index164.91

Aliphatic Index 58.50

Aromaticity 0.1000

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 893.62

LogP -6.50

H-bond Donors 22.0

H-bond Acceptors 29.0

Rotatable Bonds 66.0

Heavy Atoms 168.0

Ring Count 9.0

Amide Bonds 26.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0227108 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: W20

Bio-Activity Profile

Function

Celiac-immunogenic

TargetHuman intestinal T cells / HLA-DQ2

MethodIntestinal T-cell assay