Peptide Database

Peptide NameOrcokinin 1

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length22 amino acids

Chemical FormulaC110H156N32O36

DescriptionStandard

        NFDEIDNVGFNDLGSGGRAWYR
    

Molecular Weight2502.61 Da

Isoelectric Point (pI)4.23

Net Charge (pH 7.0)-2.23

Net Charge (pH 7.4) -2.44

Charge Density (pH 7.0) -0.1016

GRAVY Index-0.83

Hydrophobic Moment 0.63

Boman Index-0.07

Instability Index11.14

Aliphatic Index 53.18

Aromaticity 0.1818

Extinction Coeff. Reduced 6990.00

Extinction Coeff. Oxidized 6990.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 1132.94

LogP -12.54

H-bond Donors 39.0

H-bond Acceptors 34.0

Rotatable Bonds 80.0

Heavy Atoms 178.0

Ring Count 5.0

Amide Bonds 24.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0245849 VERIFIED: NO

Provenance & Taxonomy

OrganismScorpiops jendeki [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide