Peptide Database

Peptide NameOrcokinin 1

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length22 amino acids

Chemical FormulaC107H167N31O37

DescriptionStandard

        YPTSIERVSGDNNYLPLRNSPS
    

Molecular Weight2479.66 Da

Isoelectric Point (pI)6.07

Net Charge (pH 7.0)-0.24

Net Charge (pH 7.4) -0.45

Charge Density (pH 7.0) -0.0108

GRAVY Index-1.00

Hydrophobic Moment 0.43

Boman Index-0.18

Instability Index86.97

Aliphatic Index 66.36

Aromaticity 0.0909

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 2980.00

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

Amino Acid Composition

TPSA 1117.33

LogP -14.74

H-bond Donors 38.0

H-bond Acceptors 37.0

Rotatable Bonds 75.0

Heavy Atoms 175.0

Ring Count 5.0

Amide Bonds 24.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0249401 VERIFIED: NO

Provenance & Taxonomy

OrganismAcyrthosiphon pisum [Animal]

Tax ID7029

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide