Peptide Database

Peptide NameFMRFa5 extended 4

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length18 amino acids

Chemical FormulaC103H154N30O29S

DescriptionStandard

        NLNFHEELRSPKQDFMRF
    

Molecular Weight2308.57 Da

Isoelectric Point (pI)6.76

Net Charge (pH 7.0)-0.15

Net Charge (pH 7.4) -0.41

Charge Density (pH 7.0) -0.0082

GRAVY Index-1.20

Hydrophobic Moment 0.64

Boman Index-0.30

Instability Index94.18

Aliphatic Index 43.33

Aromaticity 0.1667

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 989.13

LogP -8.45

H-bond Donors 33.0

H-bond Acceptors 31.0

Rotatable Bonds 77.0

Heavy Atoms 163.0

Ring Count 5.0

Amide Bonds 20.0

3D PDB MODEL

Drag to rotate. Click a residue or atom to inspect it; the selected residue is highlighted in amber in the current view mode. Use the buttons to zoom.

2D CHEMICAL STRUCTURE

Drag to move

Drag to move. Use the buttons to zoom.

RECORD: Rec_0178922 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