Peptide Database

Peptide NameOrcokinin

Function Ontology

Neurological / Signaling ▸ Neuromuscular and muscle activity ▸ Myotropic activity

Neurological / Signaling ▸ Neuropeptide activity ▸ Invertebrate neuropeptide

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length12 amino acids

Chemical FormulaC63H85N15O22

DescriptionStandard

        DFDEIDRSGFGF
    

Molecular Weight1404.44 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-3.23

Net Charge (pH 7.4) -3.44

Charge Density (pH 7.0) -0.2695

GRAVY Index-0.60

Hydrophobic Moment 0.55

Boman Index-0.02

Instability Index59.55

Aliphatic Index 32.50

Aromaticity 0.2500

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 614.75

LogP -5.69

H-bond Donors 21.0

H-bond Acceptors 19.0

Rotatable Bonds 45.0

Heavy Atoms 100.0

Ring Count 3.0

Amide Bonds 11.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0039637 VERIFIED: YES

Provenance & Taxonomy

OrganismOcypode ceratophthalmus [Animal]

FamilyOrcokinin

Tax ID373423

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Myotropic

Half-LifeMammalian: 1.1 hour; Yeast: 3 min; E. coli: >10 hour

RECORD: Rec_0326862 VERIFIED: NO