Peptide Database

Peptide NameLeucokinin 5

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length9 amino acids

Chemical FormulaC48H68N12O14

DescriptionStandard

        PKQTFSSWG
    

Molecular Weight1037.13 Da

Isoelectric Point (pI)9.18

Net Charge (pH 7.0)0.96

Net Charge (pH 7.4) 0.90

Charge Density (pH 7.0) 0.1064

GRAVY Index-1.09

Hydrophobic Moment 0.35

Boman Index-0.02

Instability Index58.74

Aliphatic Index 0.00

Aromaticity 0.2222

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 427.72

LogP -4.94

H-bond Donors 16.0

H-bond Acceptors 15.0

Rotatable Bonds 31.0

Heavy Atoms 74.0

Ring Count 4.0

Amide Bonds 9.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0264421 VERIFIED: NO

Provenance & Taxonomy

OrganismAcyrthosiphon pisum [Animal]

Tax ID7029

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide