Peptide Database

Peptide NameWheat peptide W17

Function Ontology

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Standard StatusStandard

Sequence Length15 amino acids

Chemical FormulaC84H121N21O22

DescriptionStandard

        QPFPQPQQPQLPFPQ
    

Molecular Weight1776.99 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) -0.0160

GRAVY Index-1.41

Hydrophobic Moment 0.19

Boman Index-0.06

Instability Index176.25

Aliphatic Index 26.00

Aromaticity 0.1333

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 676.52

LogP -5.65

H-bond Donors 16.0

H-bond Acceptors 22.0

Rotatable Bonds 47.0

Heavy Atoms 127.0

Ring Count 8.0

Amide Bonds 20.0

3D PDB MODEL

Drag to rotate. Click a residue or atom to inspect it; the selected residue is highlighted in amber in the current view mode. Use the buttons to zoom.

2D CHEMICAL STRUCTURE

Drag to move

Drag to move. Use the buttons to zoom.

RECORD: Rec_0311731 VERIFIED: YES

Provenance & Taxonomy

OrganismTriticum aestivum [Plant]

FamilyGlutenin

Tax ID4565

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Other ModsReported substitutions/positions: W17

Bio-Activity Profile

Function

Celiac-immunogenic

TargetHuman intestinal T cells / HLA-DQ2

MethodIntestinal T-cell assay