Peptide Database

Peptide NameOrcokinin precursor-related peptide 1

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length21 amino acids

Chemical FormulaC85H132N26O32

DescriptionStandard

        APARSSPQQDAAAGYTDGAPV
    

Molecular Weight2030.11 Da

Isoelectric Point (pI)4.21

Net Charge (pH 7.0)-1.20

Net Charge (pH 7.4) -1.39

Charge Density (pH 7.0) -0.0573

GRAVY Index-0.60

Hydrophobic Moment 0.28

Boman Index-0.00

Instability Index112.61

Aliphatic Index 42.38

Aromaticity 0.0476

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1490.00

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

Amino Acid Composition

TPSA 922.55

LogP -14.29

H-bond Donors 30.0

H-bond Acceptors 31.0

Rotatable Bonds 58.0

Heavy Atoms 143.0

Ring Count 4.0

Amide Bonds 22.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0144622 VERIFIED: NO

Provenance & Taxonomy

OrganismHomarus americanus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide