Peptide Database

Peptide NameOrcokinin

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Neurological / Signaling ▸ Neuromodulation

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 FormulaC59H86N16O20S

DescriptionStandard

        NFDEIDRAGMGF
    

Molecular Weight1371.47 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-2.23

Net Charge (pH 7.4) -2.44

Charge Density (pH 7.0) -0.1862

GRAVY Index-0.46

Hydrophobic Moment 0.60

Boman Index0.01

Instability Index16.69

Aliphatic Index 40.83

Aromaticity 0.1667

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 600.31

LogP -5.75

H-bond Donors 20.0

H-bond Acceptors 19.0

Rotatable Bonds 45.0

Heavy Atoms 96.0

Ring Count 2.0

Amide Bonds 12.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0340475 VERIFIED: YES

Provenance & Taxonomy

OrganismPenaeus vannamei [Animal]

FamilyOrcokinin

Tax ID6689

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Hormone Endocrine Neuropeptide Neuromodulator Myotropic

Half-LifeMammalian: 1.4 hour; Yeast: 3 min; E. coli: >10 hour

RECORD: Rec_0380580 VERIFIED: YES