Peptide Database

Peptide Namealpha-gliadin (p5-p22) (proline-rich domain)

Function Ontology

Immunology ▸ Immune modulation ▸ Immunostimulatory activity

Immunology ▸ Immunomodulation ▸ Celiac-immunogenic

Regulatory peptide ▸ Stimulation activity

Standard StatusStandard

Sequence Length18 amino acids

Chemical FormulaC83H131N27O31S

DescriptionStandard

        CPQLQPQNPSQQQPQEQG
    

Molecular Weight2035.16 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-1.25

Net Charge (pH 7.4) -1.47

Charge Density (pH 7.0) -0.0693

GRAVY Index-2.02

Hydrophobic Moment 0.21

Boman Index-0.34

Instability Index154.36

Aliphatic Index 21.67

Aromaticity 0.0000

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 968.20

LogP -14.87

H-bond Donors 27.0

H-bond Acceptors 31.0

Rotatable Bonds 64.0

Heavy Atoms 142.0

Ring Count 4.0

Amide Bonds 26.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0074358 VERIFIED: YES

Provenance & Taxonomy

OrganismTriticum aestivum [Plant]

FamilyGliadin

Tax ID4565

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Celiac-immunogenic

RECORD: Rec_0304144 VERIFIED: YES