Peptide Database

Peptide NameOrcokinin A 3

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length14 amino acids

Chemical FormulaC76H110N22O24

DescriptionStandard

        NFDEIDRNSFGRFV
    

Molecular Weight1715.82 Da

Isoelectric Point (pI)4.56

Net Charge (pH 7.0)-1.23

Net Charge (pH 7.4) -1.44

Charge Density (pH 7.0) -0.0882

GRAVY Index-0.76

Hydrophobic Moment 0.39

Boman Index-0.20

Instability Index24.55

Aliphatic Index 48.57

Aromaticity 0.2143

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 0.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 783.73

LogP -8.15

H-bond Donors 27.0

H-bond Acceptors 23.0

Rotatable Bonds 56.0

Heavy Atoms 122.0

Ring Count 3.0

Amide Bonds 15.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0372290 VERIFIED: NO

Provenance & Taxonomy

OrganismPedetontus okajimae [Animal]; Machilis hrabei [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide