Peptide Database

Peptide NameFMRFamide 4

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length8 amino acids

Chemical FormulaC43H62N12O14

DescriptionStandard

        GNDSFIRY
    

Molecular Weight971.02 Da

Isoelectric Point (pI)5.84

Net Charge (pH 7.0)-0.24

Net Charge (pH 7.4) -0.44

Charge Density (pH 7.0) -0.0300

GRAVY Index-0.84

Hydrophobic Moment 0.55

Boman Index-0.14

Instability Index12.79

Aliphatic Index 48.75

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 449.77

LogP -4.73

H-bond Donors 16.0

H-bond Acceptors 14.0

Rotatable Bonds 30.0

Heavy Atoms 69.0

Ring Count 2.0

Amide Bonds 8.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0350167 VERIFIED: NO

Provenance & Taxonomy

OrganismMeinertellus cundinamarcensis [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide