Peptide Database

Peptide NameFucilin gene-related peptide 4

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuromuscular and muscle activity ▸ Myotropic activity

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length6 amino acids

Chemical FormulaC41H52N6O10

DescriptionStandard

        SPYYFL
    

Molecular Weight788.89 Da

Isoelectric Point (pI)5.24

Net Charge (pH 7.0)-0.54

Net Charge (pH 7.4) -0.75

Charge Density (pH 7.0) -0.0903

GRAVY Index0.27

Hydrophobic Moment 0.21

Boman Index0.45

Instability Index102.13

Aliphatic Index 65.00

Aromaticity 0.5000

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 2980.00

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

Amino Acid Composition

TPSA 260.72

LogP 0.51

H-bond Donors 9.0

H-bond Acceptors 10.0

Rotatable Bonds 19.0

Heavy Atoms 57.0

Ring Count 4.0

Amide Bonds 5.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0201740 VERIFIED: YES

Provenance & Taxonomy

OrganismLissachatina fulica [Animal]

FamilyFucilin gene-related peptide

Tax ID2315439

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Hormone Endocrine Neuropeptide Neuromodulator Myotropic

Targetpenis retractor muscle

Half-LifeMammalian: 1.9 hour; Yeast: >20 hour; E. coli: >10 hour

RECORD: Rec_0413926 VERIFIED: NO