Peptide Database

Peptide Nameceliac sprue gluten epitope found in hordein

Function Ontology

Venom / Toxin ▸ General toxin ▸ Celiac toxic

Standard StatusStandard

Sequence Length9 amino acids

Chemical FormulaC56H77N15O12

DescriptionStandard

        PRPQQPFPW
    

Molecular Weight1152.30 Da

Isoelectric Point (pI)10.18

Net Charge (pH 7.0)0.96

Net Charge (pH 7.4) 0.90

Charge Density (pH 7.0) 0.1065

GRAVY Index-1.78

Hydrophobic Moment 0.31

Boman Index-0.19

Instability Index125.71

Aliphatic Index 0.00

Aromaticity 0.2222

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 419.63

LogP -2.02

H-bond Donors 13.0

H-bond Acceptors 13.0

Rotatable Bonds 28.0

Heavy Atoms 83.0

Ring Count 7.0

Amide Bonds 10.0

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_0221173 VERIFIED: YES

Provenance & Taxonomy

OrganismTriticum aestivum [Plant]

FamilyGliadin-derived

Tax ID4565;0

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Celiac toxic

PaperShan L., Qiao S-W., Arentz-Hansen H., Molberg O., Gray G. M., Sollid L. M., Khosla C.. Identification and analysis of multivalent proteolytically resistant peptides from gluten: implications for celiac sprue. J. Proteome Res., 2005, 4, 1732-1741. PMID16212427 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/16212427/

RECORD: Rec_0320888 VERIFIED: YES