Peptide Database

Peptide Namealpha2-gliadin 33-mer (p57-p89)

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Venom / Toxin ▸ General toxin ▸ Celiac toxic

Standard StatusStandard

Sequence Length33 amino acids

Chemical FormulaC190H273N43O47

DescriptionStandard

        LQLQPFPQPQLPYPQPQLPYPQPQLPYPQPQPF
    

Molecular Weight3911.46 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) -0.0074

GRAVY Index-1.06

Hydrophobic Moment 0.22

Boman Index0.05

Instability Index157.40

Aliphatic Index 59.09

Aromaticity 0.1515

Extinction Coeff. Reduced 4470.00

Extinction Coeff. Oxidized 4470.00

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

Amino Acid Composition

TPSA 1371.84

LogP -7.29

H-bond Donors 34.0

H-bond Acceptors 47.0

Rotatable Bonds 102.0

Heavy Atoms 280.0

Ring Count 18.0

Amide Bonds 42.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0174557 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

MethodT-cell proliferation assay

RECORD: Rec_0374206 VERIFIED: YES