Peptide Database

Peptide NameFMRFamide, FMRFa1 1

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length10 amino acids

Chemical FormulaC56H85N15O17S

DescriptionStandard

        SDLDKNFMRF
    

Molecular Weight1272.43 Da

Isoelectric Point (pI)5.68

Net Charge (pH 7.0)-0.54

Net Charge (pH 7.4) -0.75

Charge Density (pH 7.0) -0.0539

GRAVY Index-0.84

Hydrophobic Moment 0.67

Boman Index-0.27

Instability Index-22.06

Aliphatic Index 39.00

Aromaticity 0.2000

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 551.06

LogP -4.74

H-bond Donors 19.0

H-bond Acceptors 18.0

Rotatable Bonds 43.0

Heavy Atoms 89.0

Ring Count 2.0

Amide Bonds 10.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0259637 VERIFIED: NO

Provenance & Taxonomy

OrganismTricholepidion gertschi [Animal]; Occasjapyx japonicus [Animal]; Catajapyx aquilonaris [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide