Peptide Database

Peptide NameGluten peptide #19

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Standard StatusStandard

Sequence Length18 amino acids

Chemical FormulaC95H141N29O28

DescriptionStandard

        PHQPQQQVPQPQQPQQPF
    

Molecular Weight2137.31 Da

Isoelectric Point (pI)7.17

Net Charge (pH 7.0)0.05

Net Charge (pH 7.4) -0.06

Charge Density (pH 7.0) 0.0025

GRAVY Index-2.07

Hydrophobic Moment 0.32

Boman Index-0.28

Instability Index155.06

Aliphatic Index 16.11

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 916.57

LogP -11.15

H-bond Donors 24.0

H-bond Acceptors 29.0

Rotatable Bonds 62.0

Heavy Atoms 152.0

Ring Count 8.0

Amide Bonds 26.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0399944 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 gluten-reactive T cells

MethodT-cell assay / TG2 deamidation analysis