Peptide Database

Peptide Namebitter-tasting sake peptide QLFGPNVNPWHNP

Function Ontology

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

Standard StatusStandard

Sequence Length13 amino acids

Chemical FormulaC71H98N20O18

DescriptionStandard

        QLFGPNVNPWHNP
    

Molecular Weight1519.66 Da

Isoelectric Point (pI)6.74

Net Charge (pH 7.0)-0.15

Net Charge (pH 7.4) -0.41

Charge Density (pH 7.0) -0.0117

GRAVY Index-0.96

Hydrophobic Moment 0.32

Boman Index0.11

Instability Index39.02

Aliphatic Index 52.31

Aromaticity 0.1538

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5500.00

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

Amino Acid Composition

TPSA 602.98

LogP -5.11

H-bond Donors 17.0

H-bond Acceptors 19.0

Rotatable Bonds 40.0

Heavy Atoms 109.0

Ring Count 7.0

Amide Bonds 16.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0194789 VERIFIED: YES

Provenance & Taxonomy

OrganismOryza sativa [Plant]

FamilyGrain-derived peptide

Tax ID4530

Structure & Mods

Configlinear contiguous peptide sequence [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Bitter

Targethuman sensory/taste evaluation

MethodQualitative sensory bitterness evidence