Peptide Database

Peptide NameFMRFamide 2

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length22 amino acids

Chemical FormulaC111H174N36O34S

DescriptionStandard

        GPDSTPQHLRLARTQDTNFMRF
    

Molecular Weight2588.85 Da

Isoelectric Point (pI)9.52

Net Charge (pH 7.0)0.85

Net Charge (pH 7.4) 0.59

Charge Density (pH 7.0) 0.0386

GRAVY Index-1.08

Hydrophobic Moment 0.50

Boman Index-0.28

Instability Index13.79

Aliphatic Index 40.00

Aromaticity 0.0909

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 1156.01

LogP -14.18

H-bond Donors 40.0

H-bond Acceptors 37.0

Rotatable Bonds 82.0

Heavy Atoms 182.0

Ring Count 5.0

Amide Bonds 24.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0230224 VERIFIED: NO

Provenance & Taxonomy

OrganismPedetontus okajimae [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide