Peptide Database

Peptide NamePyrokinin 4

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length21 amino acids

Chemical FormulaC95H149N27O37S

DescriptionStandard

        DGEETSDDARGSITPMYVPRP
    

Molecular Weight2293.42 Da

Isoelectric Point (pI)4.11

Net Charge (pH 7.0)-3.23

Net Charge (pH 7.4) -3.44

Charge Density (pH 7.0) -0.1539

GRAVY Index-1.14

Hydrophobic Moment 0.33

Boman Index-0.21

Instability Index39.85

Aliphatic Index 37.14

Aromaticity 0.0476

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1490.00

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

Amino Acid Composition

TPSA 1030.40

LogP -13.27

H-bond Donors 35.0

H-bond Acceptors 35.0

Rotatable Bonds 70.0

Heavy Atoms 160.0

Ring Count 4.0

Amide Bonds 20.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0051630 VERIFIED: NO

Provenance & Taxonomy

OrganismProcambarus clarkii [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide