Peptide Database

Peptide NameUnnamed

Function Ontology

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

Standard StatusStandard

Sequence Length8 amino acids

Chemical FormulaC58H76N14O9

DescriptionStandard

        RPFFRPFF
    

Molecular Weight1113.31 Da

Isoelectric Point (pI)12.00

Net Charge (pH 7.0)1.76

Net Charge (pH 7.4) 1.56

Charge Density (pH 7.0) 0.2200

GRAVY Index-0.12

Hydrophobic Moment 0.79

Boman Index-0.01

Instability Index105.05

Aliphatic Index 0.00

Aromaticity 0.5000

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 373.24

LogP 0.30

H-bond Donors 13.0

H-bond Acceptors 11.0

Rotatable Bonds 29.0

Heavy Atoms 81.0

Ring Count 6.0

Amide Bonds 7.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0380110 VERIFIED: YES

Provenance & Taxonomy

Organismsynthetic construct [Synthetic]

FamilyModel sensory peptide

Tax ID32630

Structure & Mods

Configlinear contiguous peptide sequence [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Bitter

Activity100 Rcaf

MethodRelative bitterness (Rcaf)