Peptide Database

Peptide NameFMRFamide FMRF-3+4

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length23 amino acids

Chemical FormulaC120H176N34O31

DescriptionStandard

        PADGPLHSSFLRFGRPADSFIRF
    

Molecular Weight2590.89 Da

Isoelectric Point (pI)9.94

Net Charge (pH 7.0)1.05

Net Charge (pH 7.4) 0.94

Charge Density (pH 7.0) 0.0456

GRAVY Index-0.21

Hydrophobic Moment 0.93

Boman Index0.02

Instability Index52.43

Aliphatic Index 59.57

Aromaticity 0.1739

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 1021.62

LogP -9.41

H-bond Donors 37.0

H-bond Acceptors 33.0

Rotatable Bonds 78.0

Heavy Atoms 185.0

Ring Count 8.0

Amide Bonds 22.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0340268 VERIFIED: NO

Provenance & Taxonomy

OrganismCarausius morosus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide