Peptide Database

Peptide NameLeucokinin 8

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length6 amino acids

Chemical FormulaC33H42N8O9

DescriptionStandard

        AFNSWA
    

Molecular Weight694.73 Da

Isoelectric Point (pI)5.57

Net Charge (pH 7.0)-0.20

Net Charge (pH 7.4) -0.39

Charge Density (pH 7.0) -0.0340

GRAVY Index0.20

Hydrophobic Moment 0.46

Boman Index0.38

Instability Index-16.72

Aliphatic Index 33.33

Aromaticity 0.3333

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 287.93

LogP -2.30

H-bond Donors 10.0

H-bond Acceptors 9.0

Rotatable Bonds 18.0

Heavy Atoms 50.0

Ring Count 3.0

Amide Bonds 6.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0181995 VERIFIED: NO

Provenance & Taxonomy

OrganismPlatynereis dumerilii [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide