Peptide Database

Peptide NameDeamidated peptide with alanine substitution

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Standard StatusStandard

Sequence Length13 amino acids

Chemical FormulaC54H80N16O22

DescriptionStandard

        SGAGSFQPSQENP
    

Molecular Weight1305.31 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-1.54

Net Charge (pH 7.4) -1.75

Charge Density (pH 7.0) -0.1182

GRAVY Index-1.22

Hydrophobic Moment 0.16

Boman Index-0.06

Instability Index59.75

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 622.20

LogP -11.00

H-bond Donors 19.0

H-bond Acceptors 21.0

Rotatable Bonds 39.0

Heavy Atoms 92.0

Ring Count 3.0

Amide Bonds 15.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0232070 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