Peptide Database

Peptide NameUnnamed

Function Ontology

Sensory / Food function ▸ Taste-active peptide

Sensory / Food function ▸ Taste-active peptide ▸ Bitter peptide

Standard StatusStandard

Sequence Length4 amino acids

Chemical FormulaC21H28N4O5

DescriptionStandard

        GPPF
    

Molecular Weight416.47 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) -0.0600

GRAVY Index-0.20

Hydrophobic Moment 0.34

Boman Index0.48

Instability Index103.80

Aliphatic Index 0.00

Aromaticity 0.2500

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 133.04

LogP -0.26

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_0107485 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

FamilyModel sensory peptide

Tax ID32630

Structure & Mods

Configlinear contiguous peptide sequence [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Bitter

Activity0.33 Rcaf

MethodRelative bitterness (Rcaf)

RECORD: Rec_0167047 VERIFIED: NO

Provenance & Taxonomy

OrganismTriticum vulgare [Plant]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Taste