Peptide Database

Peptide NameLeucokinin I 2

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length8 amino acids

Chemical FormulaC41H53N9O13

DescriptionStandard

        EPAFSSWG
    

Molecular Weight879.91 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-1.16

Net Charge (pH 7.4) -1.33

Charge Density (pH 7.0) -0.1454

GRAVY Index-0.42

Hydrophobic Moment 0.29

Boman Index0.27

Instability Index68.01

Aliphatic Index 12.50

Aromaticity 0.2500

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 351.78

LogP -3.23

H-bond Donors 12.0

H-bond Acceptors 12.0

Rotatable Bonds 23.0

Heavy Atoms 63.0

Ring Count 4.0

Amide Bonds 7.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0396592 VERIFIED: NO

Provenance & Taxonomy

OrganismMastotermes darwiniensis [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide