Peptide Database

Peptide NameOrcokinin A 2

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length14 amino acids

Chemical FormulaC75H103N19O25

DescriptionStandard

        NFDEIDRAGWDSFV
    

Molecular Weight1670.73 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) -0.2310

GRAVY Index-0.57

Hydrophobic Moment 0.58

Boman Index-0.01

Instability Index38.31

Aliphatic Index 55.71

Aromaticity 0.2143

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 731.83

LogP -6.32

H-bond Donors 25.0

H-bond Acceptors 22.0

Rotatable Bonds 52.0

Heavy Atoms 119.0

Ring Count 4.0

Amide Bonds 14.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0358596 VERIFIED: NO

Provenance & Taxonomy

OrganismDiachasma alloeum [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide