Peptide Database

Peptide NameLeucokinin 2

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length7 amino acids

Chemical FormulaC42H57N9O11

DescriptionStandard

        EKFSPWA
    

Molecular Weight863.96 Da

Isoelectric Point (pI)6.10

Net Charge (pH 7.0)-0.16

Net Charge (pH 7.4) -0.34

Charge Density (pH 7.0) -0.0235

GRAVY Index-0.87

Hydrophobic Moment 0.43

Boman Index0.05

Instability Index45.76

Aliphatic Index 14.29

Aromaticity 0.2857

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 328.47

LogP -1.21

H-bond Donors 11.0

H-bond Acceptors 11.0

Rotatable Bonds 24.0

Heavy Atoms 62.0

Ring Count 4.0

Amide Bonds 6.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0120351 VERIFIED: NO

Provenance & Taxonomy

OrganismProasellus cavaticus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide