Peptide Database

Peptide NameOrcokinin B 2

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length11 amino acids

Chemical FormulaC44H75N13O17

DescriptionStandard

        NLDSLGGGNVL
    

Molecular Weight1058.14 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-1.24

Net Charge (pH 7.4) -1.44

Charge Density (pH 7.0) -0.1126

GRAVY Index0.28

Hydrophobic Moment 0.05

Boman Index0.28

Instability Index41.32

Aliphatic Index 132.73

Aromaticity 0.0000

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 498.03

LogP -6.85

H-bond Donors 16.0

H-bond Acceptors 16.0

Rotatable Bonds 35.0

Heavy Atoms 74.0

Ring Count 0.0

Amide Bonds 12.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0165017 VERIFIED: NO

Provenance & Taxonomy

OrganismPedetontus okajimae [Animal]; Machilis hrabei [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide