Peptide Database

Peptide NameUnnamed

Function Ontology

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

Standard StatusStandard

Sequence Length4 amino acids

Chemical FormulaC25H30N4O5

DescriptionStandard

        GPFF
    

Molecular Weight466.53 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 Index0.90

Hydrophobic Moment 0.33

Boman Index0.74

Instability Index55.65

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 141.83

LogP 0.48

H-bond Donors 4.0

H-bond Acceptors 5.0

Rotatable Bonds 10.0

Heavy Atoms 34.0

Ring Count 3.0

Amide Bonds 3.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0045608 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

FamilySensory peptide

Structure & Mods

Configlinear contiguous peptide sequence [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Bitter

Activity6.3 Rcaf

MethodRelative bitterness (Rcaf)