Peptide Database

Peptide NameGlutenin-Glt-17 (p46-p60; E53, 55 and 56)

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Standard StatusStandard

Sequence Length15 amino acids

Chemical FormulaC78H116N20O28

DescriptionStandard

        QQPPFSQEQEEPLPQ
    

Molecular Weight1781.87 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-3.23

Net Charge (pH 7.4) -3.44

Charge Density (pH 7.0) -0.2154

GRAVY Index-1.91

Hydrophobic Moment 0.27

Boman Index-0.26

Instability Index172.31

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 783.14

LogP -8.59

H-bond Donors 21.0

H-bond Acceptors 25.0

Rotatable Bonds 54.0

Heavy Atoms 126.0

Ring Count 5.0

Amide Bonds 19.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0052513 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: E53

Bio-Activity Profile

Function

Celiac-immunogenic

TargetHuman gluten-specific T cells / HLA-DQ2

MethodT-cell proliferation assay