Peptide Database

Peptide NameFMRFamide FMRFa-3

Function Ontology

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length8 amino acids

Chemical FormulaC45H69N13O10

DescriptionStandard

        AKGNFIRF
    

Molecular Weight952.11 Da

Isoelectric Point (pI)11.00

Net Charge (pH 7.0)1.79

Net Charge (pH 7.4) 1.61

Charge Density (pH 7.0) 0.2244

GRAVY Index-0.05

Hydrophobic Moment 0.42

Boman Index0.01

Instability Index-31.26

Aliphatic Index 61.25

Aromaticity 0.2500

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 398.03

LogP -2.76

H-bond Donors 14.0

H-bond Acceptors 12.0

Rotatable Bonds 31.0

Heavy Atoms 68.0

Ring Count 2.0

Amide Bonds 8.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0321849 VERIFIED: NO

Provenance & Taxonomy

OrganismCimex lectularius [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide