Peptide Database

Peptide NameLeucokinin 5

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length14 amino acids

Chemical FormulaC71H104N20O26

DescriptionStandard

        SEEDERKQAFSAWA
    

Molecular Weight1653.70 Da

Isoelectric Point (pI)4.41

Net Charge (pH 7.0)-2.53

Net Charge (pH 7.4) -2.75

Charge Density (pH 7.0) -0.1808

GRAVY Index-1.44

Hydrophobic Moment 0.21

Boman Index-0.32

Instability Index66.24

Aliphatic Index 21.43

Aromaticity 0.1429

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 778.08

LogP -8.56

H-bond Donors 27.0

H-bond Acceptors 24.0

Rotatable Bonds 55.0

Heavy Atoms 117.0

Ring Count 3.0

Amide Bonds 14.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0375406 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