Peptide Database

Peptide NameUnnamed

Function Ontology

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

Standard StatusStandard

Sequence Length9 amino acids

Chemical FormulaC42H66N12O10

DescriptionStandard

        GGRGPPFIV
    

Molecular Weight899.05 Da

Isoelectric Point (pI)9.75

Net Charge (pH 7.0)0.76

Net Charge (pH 7.4) 0.56

Charge Density (pH 7.0) 0.0845

GRAVY Index0.29

Hydrophobic Moment 0.44

Boman Index0.31

Instability Index46.53

Aliphatic Index 75.56

Aromaticity 0.1111

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 340.44

LogP -2.61

H-bond Donors 11.0

H-bond Acceptors 11.0

Rotatable Bonds 24.0

Heavy Atoms 64.0

Ring Count 3.0

Amide Bonds 8.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0393472 VERIFIED: YES

Provenance & Taxonomy

OrganismBos taurus [Animal]

FamilyCasein-derived peptide

Tax ID9913

Structure & Mods

Configlinear contiguous peptide sequence [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Bitter

Activity12.5 Rcaf

MethodRelative bitterness (Rcaf)