Peptide Database

Peptide Namealpha-gliadin (p57-p73; S73)

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Standard StatusStandard

Sequence Length17 amino acids

Chemical FormulaC93H137N23O26

DescriptionStandard

        QLQPFPQPQLPYPQPQS
    

Molecular Weight1993.22 Da

Isoelectric Point (pI)5.52

Net Charge (pH 7.0)-0.24

Net Charge (pH 7.4) -0.45

Charge Density (pH 7.0) -0.0142

GRAVY Index-1.31

Hydrophobic Moment 0.20

Boman Index-0.06

Instability Index174.99

Aliphatic Index 45.88

Aromaticity 0.1176

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1490.00

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

Amino Acid Composition

TPSA 775.18

LogP -6.94

H-bond Donors 20.0

H-bond Acceptors 26.0

Rotatable Bonds 54.0

Heavy Atoms 142.0

Ring Count 8.0

Amide Bonds 22.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0138937 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: S73

Bio-Activity Profile

Function

Celiac-immunogenic