Peptide Database

Peptide NameOrcokinin A 1

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length12 amino acids

Chemical FormulaC55H80N14O21

DescriptionStandard

        FDSLSGSTFGQQ
    

Molecular Weight1273.30 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) -0.1032

GRAVY Index-0.42

Hydrophobic Moment 0.12

Boman Index0.10

Instability Index61.83

Aliphatic Index 32.50

Aromaticity 0.1667

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 587.82

LogP -9.11

H-bond Donors 20.0

H-bond Acceptors 20.0

Rotatable Bonds 41.0

Heavy Atoms 90.0

Ring Count 2.0

Amide Bonds 13.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0231659 VERIFIED: NO

Provenance & Taxonomy

OrganismTetrodontophora bielanensis [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide