Peptide Database

Peptide NameLeucokinin I 8

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length6 amino acids

Chemical FormulaC36H50N10O8

DescriptionStandard

        TFRAWA
    

Molecular Weight750.84 Da

Isoelectric Point (pI)9.41

Net Charge (pH 7.0)0.40

Net Charge (pH 7.4) 0.21

Charge Density (pH 7.0) 0.0664

GRAVY Index0.05

Hydrophobic Moment 0.59

Boman Index0.11

Instability Index3.85

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 306.74

LogP -1.53

H-bond Donors 12.0

H-bond Acceptors 9.0

Rotatable Bonds 20.0

Heavy Atoms 54.0

Ring Count 3.0

Amide Bonds 5.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0232641 VERIFIED: NO

Provenance & Taxonomy

OrganismHomarus americanus [Animal] [Animal]; Nephrops norvegicus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide