Peptide Database

Peptide NameUnnamed

Function Ontology

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

Standard StatusStandard

Sequence Length6 amino acids

Chemical FormulaC40H58N12O7

DescriptionStandard

        RRPPFF
    

Molecular Weight818.96 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) 0.2933

GRAVY Index-1.10

Hydrophobic Moment 0.40

Boman Index-0.41

Instability Index200.10

Aliphatic Index 0.00

Aromaticity 0.3333

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 315.04

LogP -1.15

H-bond Donors 11.0

H-bond Acceptors 9.0

Rotatable Bonds 21.0

Heavy Atoms 59.0

Ring Count 4.0

Amide Bonds 5.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0380273 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

Activity143 Rcaf

MethodRelative bitterness (Rcaf)