Peptide Database

Peptide NameRye peptide R13

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Standard StatusStandard

Sequence Length12 amino acids

Chemical FormulaC68H93N15O21

DescriptionStandard

        PEQPYPEQPFPQ
    

Molecular Weight1456.55 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-2.04

Net Charge (pH 7.4) -2.10

Charge Density (pH 7.0) -0.1697

GRAVY Index-2.00

Hydrophobic Moment 0.12

Boman Index-0.17

Instability Index160.77

Aliphatic Index 0.00

Aromaticity 0.1667

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 558.37

LogP -4.10

H-bond Donors 15.0

H-bond Acceptors 19.0

Rotatable Bonds 38.0

Heavy Atoms 104.0

Ring Count 7.0

Amide Bonds 14.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0426417 VERIFIED: YES

Provenance & Taxonomy

OrganismSecale cereale [Plant]

FamilySecalin

Tax ID4550

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Other ModsDeamidation; Reported substitutions/positions: R13

Bio-Activity Profile

Function

Celiac-immunogenic

TargetHuman intestinal T cells / HLA-DQ2

MethodIntestinal T-cell assay