Peptide Database

Peptide NamePyrokinin 4

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length11 amino acids

Chemical FormulaC56H81N15O16

DescriptionStandard

        AETNFAFAPRP
    

Molecular Weight1220.33 Da

Isoelectric Point (pI)6.05

Net Charge (pH 7.0)-0.20

Net Charge (pH 7.4) -0.39

Charge Density (pH 7.0) -0.0183

GRAVY Index-0.40

Hydrophobic Moment 0.31

Boman Index0.03

Instability Index9.93

Aliphatic Index 27.27

Aromaticity 0.1818

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 499.26

LogP -4.81

H-bond Donors 16.0

H-bond Acceptors 16.0

Rotatable Bonds 33.0

Heavy Atoms 87.0

Ring Count 4.0

Amide Bonds 11.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0357714 VERIFIED: NO

Provenance & Taxonomy

OrganismCarcinus maenas [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide