Peptide Database

Peptide NameOrcokinin

Function Ontology

Neurological / Signaling ▸ Neuromuscular and muscle activity ▸ Myotropic activity

Neurological / Signaling ▸ Neuropeptide activity ▸ Invertebrate neuropeptide

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length13 amino acids

Chemical FormulaC69H93N19O22

DescriptionStandard

        NFDELDRSGFGFH
    

Molecular Weight1540.59 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-0.85

Hydrophobic Moment 0.52

Boman Index-0.06

Instability Index35.16

Aliphatic Index 30.00

Aromaticity 0.2308

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 -6.84

H-bond Donors 23.0

H-bond Acceptors 21.0

Rotatable Bonds 49.0

Heavy Atoms 110.0

Ring Count 4.0

Amide Bonds 13.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0373455 VERIFIED: YES

Provenance & Taxonomy

OrganismHomarus americanus [Animal]

FamilyOrcokinin

Tax ID6706

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide Invertebrate neuropeptide

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