Peptide Database

Peptide NameBitter peptide

Function Ontology

Enzyme modulation ▸ Enzyme inhibition ▸ DPP-IV inhibition ▸ DPP-IV inhibitory

Metabolic ▸ Glucose metabolism ▸ Antidiabetic

Sensory / Food function ▸ Taste-active peptide

Standard StatusStandard

Sequence Length2 amino acids

Chemical FormulaC13H17N3O4

DescriptionStandard

FN

Molecular Weight279.29 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) -0.1200

GRAVY Index-0.35

Hydrophobic Moment 0.77

Boman Index0.20

Instability Index5.00

Aliphatic Index 0.00

Aromaticity 0.5000

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 135.51

LogP -1.00

H-bond Donors 4.0

H-bond Acceptors 4.0

Rotatable Bonds 7.0

Heavy Atoms 20.0

Ring Count 1.0

Amide Bonds 2.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0187305 VERIFIED: YES

Provenance & Taxonomy

OrganismTheobroma cacao [Plant]

Tax ID3641

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Taste

RECORD: Rec_0242672 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

Tax ID32630.0

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antidiabetic DPP-IV inhibitory

Targethuman dipeptidyl peptidase IV