Peptide Database

Peptide Namealpha-2 gliadin (p219-p242) AJ133612

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Standard StatusStandard

Sequence Length24 amino acids

Chemical FormulaC113H168N36O41

DescriptionStandard

        QQPQQQYPSGQGSFQPSQQNPQAQ
    

Molecular Weight2686.76 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) -0.0100

GRAVY Index-2.01

Hydrophobic Moment 0.23

Boman Index-0.30

Instability Index98.66

Aliphatic Index 4.17

Aromaticity 0.0833

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1490.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 1295.46

LogP -21.18

H-bond Donors 37.0

H-bond Acceptors 41.0

Rotatable Bonds 85.0

Heavy Atoms 190.0

Ring Count 6.0

Amide Bonds 35.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0007935 VERIFIED: YES

Provenance & Taxonomy

OrganismTriticum aestivum [Plant]

FamilyGliadin

Tax ID4565

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Celiac-immunogenic

TargetHuman HLA-DQ8-positive coeliac mucosa

MethodOrgan culture