Peptide Database

Peptide NameCasein [unidentified fragment] III

Function Ontology

Sensory / Food function ▸ Taste-active peptide

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

Standard StatusStandard

Sequence Length6 amino acids

Chemical FormulaC33H51N9O7

DescriptionStandard

        RGPPFI
    

Molecular Weight685.81 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) 0.1267

GRAVY Index-0.13

Hydrophobic Moment 0.57

Boman Index0.13

Instability Index58.38

Aliphatic Index 65.00

Aromaticity 0.1667

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 253.14

LogP -0.98

H-bond Donors 8.0

H-bond Acceptors 8.0

Rotatable Bonds 17.0

Heavy Atoms 49.0

Ring Count 3.0

Amide Bonds 5.0

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_0053975 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_0207329 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

Activity40 Rcaf

MethodRelative bitterness (Rcaf)