Peptide Database

Peptide NameBarley peptide B10

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Standard StatusStandard

Sequence Length12 amino acids

Chemical FormulaC72H95N17O18

DescriptionStandard

        QPFPQPQQPFSW
    

Molecular Weight1486.63 Da

Isoelectric Point (pI)5.53

Net Charge (pH 7.0)-0.24

Net Charge (pH 7.4) -0.44

Charge Density (pH 7.0) -0.0200

GRAVY Index-1.38

Hydrophobic Moment 0.39

Boman Index0.01

Instability Index153.62

Aliphatic Index 0.00

Aromaticity 0.2500

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 556.64

LogP -3.98

H-bond Donors 15.0

H-bond Acceptors 18.0

Rotatable Bonds 38.0

Heavy Atoms 107.0

Ring Count 8.0

Amide Bonds 15.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0279030 VERIFIED: YES

Provenance & Taxonomy

OrganismHordeum vulgare [Plant]

FamilyHordein

Tax ID4513

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Other ModsReported substitutions/positions: B10

Bio-Activity Profile

Function

Celiac-immunogenic

TargetHuman intestinal T cells / HLA-DQ2

MethodIntestinal T-cell assay