Peptide Database

Peptide NameEpitope DQ2-alpha-I/II/III

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Standard StatusStandard

Sequence Length20 amino acids

Chemical FormulaC116H170N26O29

DescriptionStandard

        YLQLQPFPQPQLPYPQPQLP
    

Molecular Weight2392.75 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) -0.0121

GRAVY Index-0.84

Hydrophobic Moment 0.20

Boman Index0.08

Instability Index154.20

Aliphatic Index 78.00

Aromaticity 0.1500

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 853.69

LogP -3.93

H-bond Donors 22.0

H-bond Acceptors 29.0

Rotatable Bonds 64.0

Heavy Atoms 171.0

Ring Count 10.0

Amide Bonds 25.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0289619 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