Peptide Database

Peptide NameLeucokinin 1

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length7 amino acids

Chemical FormulaC40H50N10O8

DescriptionStandard

        APFHAWA
    

Molecular Weight798.89 Da

Isoelectric Point (pI)6.79

Net Charge (pH 7.0)-0.12

Net Charge (pH 7.4) -0.36

Charge Density (pH 7.0) -0.0167

GRAVY Index0.36

Hydrophobic Moment 0.18

Boman Index0.51

Instability Index42.13

Aliphatic Index 42.86

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 273.60

LogP -0.19

H-bond Donors 9.0

H-bond Acceptors 9.0

Rotatable Bonds 18.0

Heavy Atoms 58.0

Ring Count 5.0

Amide Bonds 6.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0008607 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