Peptide Database

Peptide NameGlutenin-Glt-17 (p46-p60; E55)

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Standard StatusStandard

Sequence Length15 amino acids

Chemical FormulaC78H118N22O26

DescriptionStandard

        QQPPFSQQQEQPLPQ
    

Molecular Weight1779.90 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) -0.0825

GRAVY Index-1.91

Hydrophobic Moment 0.28

Boman Index-0.28

Instability Index163.41

Aliphatic Index 26.00

Aromaticity 0.0667

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 794.72

LogP -9.79

H-bond Donors 21.0

H-bond Acceptors 25.0

Rotatable Bonds 54.0

Heavy Atoms 126.0

Ring Count 5.0

Amide Bonds 21.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0421369 VERIFIED: YES

Provenance & Taxonomy

OrganismTriticum aestivum [Plant]

FamilyGlutenin

Tax ID4565

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Other ModsDeamidation; Reported substitutions/positions: E55

Bio-Activity Profile

Function

Celiac-immunogenic

TargetHuman gluten-specific T cells / HLA-DQ2

MethodT-cell proliferation assay