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 Length11 amino acids

Chemical FormulaC49H76N14O18S

DescriptionStandard

        DEIDRAGMGFA
    

Molecular Weight1181.28 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) -0.2032

GRAVY Index-0.27

Hydrophobic Moment 0.55

Boman Index0.03

Instability Index19.75

Aliphatic Index 53.64

Aromaticity 0.0909

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 528.12

LogP -5.33

H-bond Donors 18.0

H-bond Acceptors 17.0

Rotatable Bonds 39.0

Heavy Atoms 82.0

Ring Count 1.0

Amide Bonds 10.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0054830 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: 1.1 hour; Yeast: 3 min; E. coli: >10 hour

RECORD: Rec_0274650 VERIFIED: YES