Peptide Database

Peptide NameOrcokinin A 4

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length14 amino acids

Chemical FormulaC73H109N21O23

DescriptionStandard

        NFDEIDRTGLGFHK
    

Molecular Weight1648.77 Da

Isoelectric Point (pI)5.38

Net Charge (pH 7.0)-1.15

Net Charge (pH 7.4) -1.41

Charge Density (pH 7.0) -0.0820

GRAVY Index-0.94

Hydrophobic Moment 0.56

Boman Index-0.14

Instability Index26.59

Aliphatic Index 55.71

Aromaticity 0.1429

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 733.44

LogP -7.03

H-bond Donors 25.0

H-bond Acceptors 23.0

Rotatable Bonds 55.0

Heavy Atoms 117.0

Ring Count 3.0

Amide Bonds 14.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0229123 VERIFIED: NO

Provenance & Taxonomy

OrganismFolsomia candida [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide