Peptide Database

Peptide NameOrcokinin II 2

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length13 amino acids

Chemical FormulaC67H97N19O22

DescriptionStandard

        NFDEIDRAGFHSL
    

Molecular Weight1520.60 Da

Isoelectric Point (pI)4.54

Net Charge (pH 7.0)-2.15

Net Charge (pH 7.4) -2.40

Charge Density (pH 7.0) -0.1652

GRAVY Index-0.55

Hydrophobic Moment 0.53

Boman Index-0.04

Instability Index16.18

Aliphatic Index 67.69

Aromaticity 0.1538

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 678.32

LogP -6.64

H-bond Donors 23.0

H-bond Acceptors 21.0

Rotatable Bonds 49.0

Heavy Atoms 108.0

Ring Count 3.0

Amide Bonds 13.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0148342 VERIFIED: NO

Provenance & Taxonomy

OrganismAcanthoscurria geniculata [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide