Peptide Database

Peptide NameHordein/Secalin

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Standard StatusStandard

Sequence Length9 amino acids

Chemical FormulaC49H70N12O15

DescriptionStandard

        PQPEQPFPQ
    

Molecular Weight1067.15 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-1.04

Net Charge (pH 7.4) -1.10

Charge Density (pH 7.0) -0.1154

GRAVY Index-1.96

Hydrophobic Moment 0.34

Boman Index-0.18

Instability Index178.00

Aliphatic Index 0.00

Aromaticity 0.1111

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 422.33

LogP -3.88

H-bond Donors 11.0

H-bond Acceptors 14.0

Rotatable Bonds 28.0

Heavy Atoms 76.0

Ring Count 5.0

Amide Bonds 11.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0193408 VERIFIED: YES

Provenance & Taxonomy

OrganismSecale cereale [Plant]

FamilySecalin

Tax ID4550

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Other ModsDeamidation

Bio-Activity Profile

Function

Celiac-immunogenic

TargetHuman intestinal T cells / HLA-DQ2

MethodIntestinal T-cell assay

RECORD: Rec_0314855 VERIFIED: YES