Peptide Database

Peptide Namegamma5-gliadin (p62-p72; E68)

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Standard StatusStandard

Sequence Length11 amino acids

Chemical FormulaC59H86N16O19

DescriptionStandard

        PQQPFPEQPQQ
    

Molecular Weight1323.41 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-1.04

Net Charge (pH 7.4) -1.10

Charge Density (pH 7.0) -0.0944

GRAVY Index-2.24

Hydrophobic Moment 0.28

Boman Index-0.30

Instability Index182.47

Aliphatic Index 0.00

Aromaticity 0.0909

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 566.71

LogP -6.38

H-bond Donors 15.0

H-bond Acceptors 18.0

Rotatable Bonds 38.0

Heavy Atoms 94.0

Ring Count 5.0

Amide Bonds 15.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0087408 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: E68

Bio-Activity Profile

Function

Celiac-immunogenic

TargetHuman intestinal T cells / HLA-DQ2

MethodIntestinal T-cell assay