Peptide Database

Peptide NameUnnamed

Function Ontology

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

Standard StatusStandard

Sequence Length8 amino acids

Chemical FormulaC46H64N8O10

DescriptionStandard

        VYPFPPGI
    

Molecular Weight889.05 Da

Isoelectric Point (pI)5.49

Net Charge (pH 7.0)-0.27

Net Charge (pH 7.4) -0.48

Charge Density (pH 7.0) -0.0334

GRAVY Index0.62

Hydrophobic Moment 0.38

Boman Index0.59

Instability Index76.36

Aliphatic Index 85.00

Aromaticity 0.2500

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1490.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 260.88

LogP 0.83

H-bond Donors 7.0

H-bond Acceptors 10.0

Rotatable Bonds 19.0

Heavy Atoms 64.0

Ring Count 5.0

Amide Bonds 7.0

3D PDB MODEL

Drag to rotate. Click a residue or atom to inspect it; the selected residue is highlighted in amber in the current view mode. Use the buttons to zoom.

2D CHEMICAL STRUCTURE

Drag to move

Drag to move. Use the buttons to zoom.

RECORD: Rec_0168603 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

Activity6.67 Rcaf

MethodRelative bitterness (Rcaf)