Peptide Database

Peptide NameGliadin (p205-p222)

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Standard StatusStandard

Sequence Length18 amino acids

Chemical FormulaC76H115N25O29

DescriptionStandard

        PSGQGSFQPSQQNPQAQG
    

Molecular Weight1842.88 Da

Isoelectric Point (pI)5.96

Net Charge (pH 7.0)-0.04

Net Charge (pH 7.4) -0.10

Charge Density (pH 7.0) -0.0023

GRAVY Index-1.57

Hydrophobic Moment 0.23

Boman Index-0.16

Instability Index72.04

Aliphatic Index 5.56

Aromaticity 0.0556

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 888.77

LogP -16.32

H-bond Donors 27.0

H-bond Acceptors 29.0

Rotatable Bonds 58.0

Heavy Atoms 130.0

Ring Count 4.0

Amide Bonds 24.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0329926 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 HLA-DQ8-positive coeliac mucosa

MethodOrgan culture