Peptide Database

Peptide NameEgg-laying hormone

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuromuscular and muscle activity ▸ Myotropic activity

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Neurological / Signaling ▸ Neuropeptide activity ▸ Reproductive neuropeptide

Standard StatusStandard

Sequence Length36 amino acids

Chemical FormulaC190H328N58O58S

DescriptionStandard

        ISINQDLKAITDMLLTEQIRERQRYLADLRQRLLEK
    

Molecular Weight4385.06 Da

Isoelectric Point (pI)8.49

Net Charge (pH 7.0)0.77

Net Charge (pH 7.4) 0.55

Charge Density (pH 7.0) 0.0214

GRAVY Index-0.62

Hydrophobic Moment 0.55

Boman Index-0.28

Instability Index32.92

Aliphatic Index 124.72

Aromaticity 0.0278

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1490.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 1963.53

LogP -17.10

H-bond Donors 69.0

H-bond Acceptors 60.0

Rotatable Bonds 158.0

Heavy Atoms 307.0

Ring Count 1.0

Amide Bonds 40.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0343600 VERIFIED: YES

Provenance & Taxonomy

OrganismAplysia fasciata [Animal]

FamilyEgg-laying hormone

Tax ID144767

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Hormone Endocrine Neuropeptide Neuromodulator Myotropic

Half-LifeMammalian: 20 hour; Yeast: 30 min; E. coli: >10 hour

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