Peptide Database

Peptide NameFMRFamide-like peptide 4

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length8 amino acids

Chemical FormulaC42H57N11O11S2

DescriptionStandard

        GGHNMMYF
    

Molecular Weight956.10 Da

Isoelectric Point (pI)6.74

Net Charge (pH 7.0)-0.15

Net Charge (pH 7.4) -0.41

Charge Density (pH 7.0) -0.0192

GRAVY Index-0.28

Hydrophobic Moment 0.25

Boman Index0.31

Instability Index79.78

Aliphatic Index 0.00

Aromaticity 0.2500

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 359.02

LogP -2.41

H-bond Donors 12.0

H-bond Acceptors 14.0

Rotatable Bonds 29.0

Heavy Atoms 66.0

Ring Count 3.0

Amide Bonds 8.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0273015 VERIFIED: NO

Provenance & Taxonomy

OrganismLatrodectus hesperus [Animal] [Animal]; Pardosa pseudoannulata [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide