Peptide Database

Peptide NameSex peptide

Function Ontology

Regulatory peptide ▸ Chemical communication ▸ Pheromone peptide

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

Standard StatusStandard

Sequence Length6 amino acids

Chemical FormulaC33H51N9O7

DescriptionStandard

        RGPFPI
    

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 0.52

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

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0200811 VERIFIED: NO

Provenance & Taxonomy

OrganismSaccharomyces cerevisiae [Fungus]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Pheromone

RECORD: Rec_0375923 VERIFIED: YES

Provenance & Taxonomy

OrganismOvis aries [Animal]

FamilyCasein-derived peptide

Tax ID9940

Structure & Mods

Configlinear contiguous peptide sequence [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Bitter