Peptide Database

Peptide NamePyrokinin 8

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length9 amino acids

Chemical FormulaC45H66N12O11

DescriptionStandard

        SGFAFGPRL
    

Molecular Weight951.08 Da

Isoelectric Point (pI)9.47

Net Charge (pH 7.0)0.46

Net Charge (pH 7.4) 0.25

Charge Density (pH 7.0) 0.0511

GRAVY Index0.39

Hydrophobic Moment 0.41

Boman Index0.27

Instability Index0.51

Aliphatic Index 54.44

Aromaticity 0.2222

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 369.46

LogP -3.15

H-bond Donors 13.0

H-bond Acceptors 12.0

Rotatable Bonds 27.0

Heavy Atoms 68.0

Ring Count 3.0

Amide Bonds 8.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0004127 VERIFIED: NO

Provenance & Taxonomy

OrganismPanulirus argus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide