Peptide Database

Peptide NameLeucokinin I 5

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length7 amino acids

Chemical FormulaC39H55N11O10

DescriptionStandard

        TRFSAWA
    

Molecular Weight837.92 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) 0.0569

GRAVY Index-0.07

Hydrophobic Moment 0.38

Boman Index0.07

Instability Index-12.90

Aliphatic Index 28.57

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 356.07

LogP -3.05

H-bond Donors 14.0

H-bond Acceptors 11.0

Rotatable Bonds 23.0

Heavy Atoms 60.0

Ring Count 3.0

Amide Bonds 6.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0412620 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