Peptide Database

Peptide NameGliadin (p205-p215) ; alpha2-gliadin

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Standard StatusStandard

Sequence Length11 amino acids

Chemical FormulaC47H70N14O18

DescriptionStandard

        PSGQGSFQPSQ
    

Molecular Weight1119.14 Da

Isoelectric Point (pI)5.96

Net Charge (pH 7.0)-0.04

Net Charge (pH 7.4) -0.10

Charge Density (pH 7.0) -0.0038

GRAVY Index-1.28

Hydrophobic Moment 0.16

Boman Index-0.06

Instability Index79.13

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 521.50

LogP -9.54

H-bond Donors 17.0

H-bond Acceptors 18.0

Rotatable Bonds 34.0

Heavy Atoms 79.0

Ring Count 3.0

Amide Bonds 13.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0161466 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

RECORD: Rec_0264755 VERIFIED: YES