Peptide Database

Peptide NameOrcokinin A 2

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length15 amino acids

Chemical FormulaC81H115N21O26

DescriptionStandard

        NFDEIDRAGWDSFVK
    

Molecular Weight1798.90 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) -0.1490

GRAVY Index-0.79

Hydrophobic Moment 0.58

Boman Index-0.11

Instability Index34.50

Aliphatic Index 52.00

Aromaticity 0.2000

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5500.00

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

Amino Acid Composition

TPSA 786.95

LogP -6.70

H-bond Donors 27.0

H-bond Acceptors 24.0

Rotatable Bonds 58.0

Heavy Atoms 128.0

Ring Count 4.0

Amide Bonds 15.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0357653 VERIFIED: NO

Provenance & Taxonomy

OrganismFopius arisanus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide