Peptide Database

Peptide NameUnnamed

Function Ontology

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

Standard StatusStandard

Sequence Length4 amino acids

Chemical FormulaC22H26N4O5

DescriptionStandard

        FGFG
    

Molecular Weight426.47 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 Index1.20

Hydrophobic Moment 0.10

Boman Index0.83

Instability Index7.50

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 150.62

LogP -0.40

H-bond Donors 5.0

H-bond Acceptors 5.0

Rotatable Bonds 11.0

Heavy Atoms 31.0

Ring Count 2.0

Amide Bonds 3.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0250438 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

Activity3.3 Rcaf

MethodRelative bitterness (Rcaf)