Peptide Database

Peptide NameFMRFamide-like peptide

Function Ontology

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length9 amino acids

Chemical FormulaC55H80N16O13

DescriptionStandard

        AYNRSFLRF
    

Molecular Weight1173.32 Da

Isoelectric Point (pI)10.84

Net Charge (pH 7.0)1.79

Net Charge (pH 7.4) 1.61

Charge Density (pH 7.0) 0.1994

GRAVY Index-0.38

Hydrophobic Moment 0.65

Boman Index-0.19

Instability Index79.11

Aliphatic Index 54.44

Aromaticity 0.3333

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1490.00

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

Amino Acid Composition

TPSA 503.47

LogP -3.83

H-bond Donors 19.0

H-bond Acceptors 15.0

Rotatable Bonds 36.0

Heavy Atoms 84.0

Ring Count 3.0

Amide Bonds 9.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0377595 VERIFIED: YES

Provenance & Taxonomy

OrganismCallinectes sapidus [Animal]

FamilyFMRFamide-like peptide

Tax ID6763

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

-

Half-LifeMammalian: 4.4 hour; Yeast: >20 hour; E. coli: >10 hour

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