Peptide Database

Peptide NameDeamidated peptide with alanine substitution

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Standard StatusStandard

Sequence Length13 amino acids

Chemical FormulaC65H96N18O24

DescriptionStandard

        QQPQQSFPEQEAP
    

Molecular Weight1513.56 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-2.23

Net Charge (pH 7.4) -2.44

Charge Density (pH 7.0) -0.1719

GRAVY Index-1.96

Hydrophobic Moment 0.23

Boman Index-0.29

Instability Index174.92

Aliphatic Index 7.69

Aromaticity 0.0769

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 696.43

LogP -8.95

H-bond Donors 19.0

H-bond Acceptors 22.0

Rotatable Bonds 46.0

Heavy Atoms 107.0

Ring Count 4.0

Amide Bonds 17.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0171763 VERIFIED: YES

Provenance & Taxonomy

OrganismSynthetic [Synthetic]

FamilyGliadin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Other ModsDeamidation; Reported substitution variant

Bio-Activity Profile

Function

Celiac-immunogenic

TargetHuman HLA-DQ8-positive coeliac mucosa

MethodOrgan culture