Peptide Database

Peptide NameSeed glutenin fragment 13

Function Ontology

Enzyme modulation ▸ Enzyme inhibition ▸ Inhibitor

Other / Curated residual function label ▸ Generic enzyme inhibition annotation

Standard StatusStandard

Sequence Length4 amino acids

Chemical FormulaC21H34N4O5

DescriptionStandard

        PPLP
    

Molecular Weight422.52 Da

Isoelectric Point (pI)5.96

Net Charge (pH 7.0)-0.04

Net Charge (pH 7.4) -0.10

Charge Density (pH 7.0) -0.0104

GRAVY Index-0.25

Hydrophobic Moment 0.23

Boman Index0.35

Instability Index103.80

Aliphatic Index 97.50

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 119.05

LogP 0.34

H-bond Donors 3.0

H-bond Acceptors 5.0

Rotatable Bonds 7.0

Heavy Atoms 30.0

Ring Count 3.0

Amide Bonds 3.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0056224 VERIFIED: YES

Provenance & Taxonomy

OrganismAmaranthus hypochondriacus [Plant]

Tax ID28502

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Enzyme inhibitory

RECORD: Rec_0400763 VERIFIED: YES