Peptide Database

Peptide NameOrcokinin A 4

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length15 amino acids

Chemical FormulaC72H99N19O25

DescriptionStandard

        NFDEIDRAGFGGFAD
    

Molecular Weight1630.67 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) -0.2154

GRAVY Index-0.45

Hydrophobic Moment 0.51

Boman Index0.06

Instability Index17.92

Aliphatic Index 39.33

Aromaticity 0.2000

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 724.91

LogP -7.68

H-bond Donors 24.0

H-bond Acceptors 22.0

Rotatable Bonds 52.0

Heavy Atoms 116.0

Ring Count 3.0

Amide Bonds 15.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0183621 VERIFIED: NO

Provenance & Taxonomy

OrganismTrichogramma pretiosum [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide