Peptide Database

Peptide NameOrcokinin A 4

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length12 amino acids

Chemical FormulaC59H84N14O21S

DescriptionStandard

        NFDEIDNVGMGF
    

Molecular Weight1357.44 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) -0.2696

GRAVY Index-0.17

Hydrophobic Moment 0.47

Boman Index0.20

Instability Index15.90

Aliphatic Index 56.67

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 581.50

LogP -5.50

H-bond Donors 18.0

H-bond Acceptors 19.0

Rotatable Bonds 44.0

Heavy Atoms 95.0

Ring Count 2.0

Amide Bonds 13.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0108910 VERIFIED: NO

Provenance & Taxonomy

OrganismSminthurus viridis [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide