Peptide Database

Peptide NameOrcokinin

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuromuscular and muscle activity ▸ Myotropic activity

Neurological / Signaling ▸ Neuropeptide activity ▸ Invertebrate neuropeptide

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length11 amino acids

Chemical FormulaC49H76N14O20S

DescriptionStandard

        SSEDMDRLGFG
    

Molecular Weight1213.27 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-2.53

Net Charge (pH 7.4) -2.74

Charge Density (pH 7.0) -0.2304

GRAVY Index-0.81

Hydrophobic Moment 0.32

Boman Index-0.14

Instability Index54.76

Aliphatic Index 35.45

Aromaticity 0.0909

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 568.58

LogP -7.39

H-bond Donors 20.0

H-bond Acceptors 19.0

Rotatable Bonds 41.0

Heavy Atoms 84.0

Ring Count 1.0

Amide Bonds 10.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0149254 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

RECORD: Rec_0215879 VERIFIED: YES