Peptide Database

Peptide NameOrcokinin 2

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length14 amino acids

Chemical FormulaC73H102N18O26

DescriptionStandard

        NFDEIDRTGFEGFT
    

Molecular Weight1647.70 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-3.23

Net Charge (pH 7.4) -3.44

Charge Density (pH 7.0) -0.2309

GRAVY Index-0.81

Hydrophobic Moment 0.59

Boman Index-0.06

Instability Index9.67

Aliphatic Index 27.86

Aromaticity 0.2143

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 736.27

LogP -7.68

H-bond Donors 25.0

H-bond Acceptors 23.0

Rotatable Bonds 53.0

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_0183034 VERIFIED: NO

Provenance & Taxonomy

OrganismLoxosceles laeta [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide