Peptide Database

Peptide NameUnnamed

Function Ontology

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

Standard StatusStandard

Sequence Length7 amino acids

Chemical FormulaC28H48N10O8

DescriptionStandard

        RGPPGIG
    

Molecular Weight652.74 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) 0.1086

GRAVY Index-0.63

Hydrophobic Moment 0.54

Boman Index0.08

Instability Index11.83

Aliphatic Index 55.71

Aromaticity 0.0000

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 282.24

LogP -3.48

H-bond Donors 9.0

H-bond Acceptors 9.0

Rotatable Bonds 17.0

Heavy Atoms 46.0

Ring Count 2.0

Amide Bonds 6.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0021706 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

Activity0.6 Rcaf

MethodRelative bitterness (Rcaf)