Peptide Database

Peptide Nameceliac sprue gluten epitope from gamma-gliadin

Function Ontology

Venom / Toxin ▸ General toxin ▸ Celiac toxic

Standard StatusStandard

Sequence Length9 amino acids

Chemical FormulaC55H75N15O15

DescriptionStandard

        QWPQQQQPF
    

Molecular Weight1186.28 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) -0.0267

GRAVY Index-2.09

Hydrophobic Moment 0.27

Boman Index-0.22

Instability Index137.29

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 509.78

LogP -4.42

H-bond Donors 14.0

H-bond Acceptors 15.0

Rotatable Bonds 34.0

Heavy Atoms 85.0

Ring Count 5.0

Amide Bonds 13.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0036197 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_0278173 VERIFIED: YES