Peptide Database

Peptide NameFMRFamide 4

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length9 amino acids

Chemical FormulaC53H74N16O14S

DescriptionStandard

        NPEHNFMRF
    

Molecular Weight1191.32 Da

Isoelectric Point (pI)6.75

Net Charge (pH 7.0)-0.15

Net Charge (pH 7.4) -0.40

Charge Density (pH 7.0) -0.0167

GRAVY Index-1.37

Hydrophobic Moment 0.55

Boman Index-0.23

Instability Index17.86

Aliphatic Index 0.00

Aromaticity 0.2222

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 501.39

LogP -4.13

H-bond Donors 16.0

H-bond Acceptors 16.0

Rotatable Bonds 36.0

Heavy Atoms 84.0

Ring Count 4.0

Amide Bonds 10.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0266217 VERIFIED: NO

Provenance & Taxonomy

OrganismHanseniella sp [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide