Peptide Database

Peptide NameCasein [unidentified fragment] IV

Function Ontology

Sensory / Food function ▸ Taste-active peptide

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

Standard StatusStandard

Sequence Length5 amino acids

Chemical FormulaC27H40N8O6

DescriptionStandard

        RGPPF
    

Molecular Weight572.66 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) 0.1520

GRAVY Index-1.06

Hydrophobic Moment 0.41

Boman Index-0.12

Instability Index68.06

Aliphatic Index 0.00

Aromaticity 0.2000

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 224.04

LogP -1.51

H-bond Donors 7.0

H-bond Acceptors 7.0

Rotatable Bonds 13.0

Heavy Atoms 41.0

Ring Count 3.0

Amide Bonds 4.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0226082 VERIFIED: NO

Provenance & Taxonomy

OrganismBos taurus [Animal]

FamilyCasein-derived peptide

Tax ID9913

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Taste

RECORD: Rec_0346708 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

Activity0.43 Rcaf

MethodRelative bitterness (Rcaf)