Peptide Database

Peptide Namealpha2-gliadin 1422 (p66-p80)

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Standard StatusStandard

Sequence Length15 amino acids

Chemical FormulaC85H124N20O23

DescriptionStandard

        QLPYPQPQLPYPQPQ
    

Molecular Weight1794.01 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) -0.0161

GRAVY Index-1.47

Hydrophobic Moment 0.15

Boman Index-0.06

Instability Index128.51

Aliphatic Index 52.00

Aromaticity 0.1333

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 2980.00

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

Amino Acid Composition

TPSA 673.89

LogP -4.46

H-bond Donors 17.0

H-bond Acceptors 23.0

Rotatable Bonds 46.0

Heavy Atoms 128.0

Ring Count 8.0

Amide Bonds 19.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0065609 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 intestinal T cells / HLA-DQ2

MethodIntestinal T-cell assay