Peptide Database

Peptide Namegamma-gliadin 1370 (p1-p30) ; gamma-gliadin M2 M36999 (p11-p30) homologous to DQ2-alpha-I

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Standard StatusStandard

Sequence Length20 amino acids

Chemical FormulaC113H161N33O30S

DescriptionStandard

        WPQQQPFPQPQQPFCQQPQR
    

Molecular Weight2493.76 Da

Isoelectric Point (pI)8.25

Net Charge (pH 7.0)0.75

Net Charge (pH 7.4) 0.53

Charge Density (pH 7.0) 0.0375

GRAVY Index-1.92

Hydrophobic Moment 0.40

Boman Index-0.30

Instability Index150.18

Aliphatic Index 0.00

Aromaticity 0.1500

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5500.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 1028.98

LogP -10.56

H-bond Donors 29.0

H-bond Acceptors 32.0

Rotatable Bonds 71.0

Heavy Atoms 177.0

Ring Count 10.0

Amide Bonds 28.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0044856 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: M2; Reported substitutions/positions: M36999

Bio-Activity Profile

Function

Celiac-immunogenic

TargetHuman intestinal T cells / HLA-DQ2

MethodIntestinal T-cell assay