Peptide Database

Peptide Nameomega-gliadin AAG17702 substituted by Lysine (p89-p102; E95 K100)

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Standard StatusStandard

Sequence Length14 amino acids

Chemical FormulaC79H113N19O21

DescriptionStandard

        QPFPQPEQPFPKQP
    

Molecular Weight1664.86 Da

Isoelectric Point (pI)6.00

Net Charge (pH 7.0)-0.24

Net Charge (pH 7.4) -0.44

Charge Density (pH 7.0) -0.0170

GRAVY Index-1.81

Hydrophobic Moment 0.44

Boman Index-0.18

Instability Index176.16

Aliphatic Index 0.00

Aromaticity 0.1429

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 624.56

LogP -4.72

H-bond Donors 15.0

H-bond Acceptors 21.0

Rotatable Bonds 44.0

Heavy Atoms 119.0

Ring Count 8.0

Amide Bonds 17.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0024524 VERIFIED: YES

Provenance & Taxonomy

OrganismTriticum aestivum [Plant]

FamilyGliadin

Tax ID4565

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Other ModsReported substitutions/positions: E95; Reported substitutions/positions: K100

Bio-Activity Profile

Function

Celiac-immunogenic

TargetHuman intestinal T cells / HLA-DQ2

MethodIntestinal T-cell assay