Peptide Database

Peptide NameFMRFa5 extended 2

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length16 amino acids

Chemical FormulaC87H136N26O26S

DescriptionStandard

        SPQQELRSPKQDFMRF
    

Molecular Weight1994.23 Da

Isoelectric Point (pI)8.46

Net Charge (pH 7.0)0.46

Net Charge (pH 7.4) 0.25

Charge Density (pH 7.0) 0.0289

GRAVY Index-1.49

Hydrophobic Moment 0.64

Boman Index-0.42

Instability Index157.30

Aliphatic Index 24.38

Aromaticity 0.1250

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 876.39

LogP -9.26

H-bond Donors 29.0

H-bond Acceptors 28.0

Rotatable Bonds 66.0

Heavy Atoms 140.0

Ring Count 4.0

Amide Bonds 18.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0070895 VERIFIED: NO

Provenance & Taxonomy

OrganismDrosophila melanogaster [Animal]

Tax ID7227

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide