Peptide Database

Peptide NameOrcokinin 2

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length13 amino acids

Chemical FormulaC67H93N17O22

DescriptionStandard

        NFDEIDRSGFAFA
    

Molecular Weight1488.56 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-2.23

Net Charge (pH 7.4) -2.44

Charge Density (pH 7.0) -0.1719

GRAVY Index-0.25

Hydrophobic Moment 0.54

Boman Index0.05

Instability Index49.98

Aliphatic Index 45.38

Aromaticity 0.2308

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 649.64

LogP -6.39

H-bond Donors 22.0

H-bond Acceptors 20.0

Rotatable Bonds 47.0

Heavy Atoms 106.0

Ring Count 3.0

Amide Bonds 13.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0167777 VERIFIED: NO

Provenance & Taxonomy

OrganismSagmariasus verreauxi [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide