Peptide Database

Peptide NameUnnamed

Function Ontology

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

Standard StatusStandard

Sequence Length8 amino acids

Chemical FormulaC40H55N11O9

DescriptionStandard

        RGPPGGFF
    

Molecular Weight833.93 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) 0.0950

GRAVY Index-0.41

Hydrophobic Moment 0.27

Boman Index0.19

Instability Index37.64

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 311.34

LogP -2.55

H-bond Donors 10.0

H-bond Acceptors 10.0

Rotatable Bonds 21.0

Heavy Atoms 60.0

Ring Count 4.0

Amide Bonds 7.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0389151 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

Activity13 Rcaf

MethodRelative bitterness (Rcaf)