Peptide Database

Peptide NameFMRFamide 4

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length15 amino acids

Chemical FormulaC65H94N16O23S

DescriptionStandard

        AFDCSWTGPSTSAVA
    

Molecular Weight1499.60 Da

Isoelectric Point (pI)4.05

Net Charge (pH 7.0)-1.21

Net Charge (pH 7.4) -1.42

Charge Density (pH 7.0) -0.0809

GRAVY Index0.31

Hydrophobic Moment 0.19

Boman Index0.29

Instability Index14.72

Aliphatic Index 39.33

Aromaticity 0.1333

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5500.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 616.17

LogP -8.85

H-bond Donors 23.0

H-bond Acceptors 23.0

Rotatable Bonds 41.0

Heavy Atoms 105.0

Ring Count 4.0

Amide Bonds 14.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0217180 VERIFIED: NO

Provenance & Taxonomy

OrganismAcyrthosiphon pisum [Animal]

Tax ID7029

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide