Peptide Database

Peptide NameFMRFamide 3

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length31 amino acids

Chemical FormulaC139H224N50O45S

DescriptionStandard

        SRSNSGILTPSDGTRNIRGGAQGVNHNFMRF
    

Molecular Weight3347.64 Da

Isoelectric Point (pI)12.00

Net Charge (pH 7.0)2.55

Net Charge (pH 7.4) 2.29

Charge Density (pH 7.0) 0.0822

GRAVY Index-0.78

Hydrophobic Moment 0.69

Boman Index-0.17

Instability Index54.03

Aliphatic Index 50.32

Aromaticity 0.0645

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 1577.94

LogP -24.35

H-bond Donors 56.0

H-bond Acceptors 50.0

Rotatable Bonds 111.0

Heavy Atoms 235.0

Ring Count 4.0

Amide Bonds 35.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0033731 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