Peptide Database

Peptide NameAPEASPFIRF-amide

Function Ontology

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Neurological / Signaling ▸ Sleep regulation

Regulatory peptide ▸ Biological modulation

Regulatory peptide ▸ Biological regulation

Standard StatusStandard

Sequence Length10 amino acids

Chemical FormulaC54H79N13O14

DescriptionStandard

        APEASPFIRF
    

Molecular Weight1134.28 Da

Isoelectric Point (pI)6.05

Net Charge (pH 7.0)-0.20

Net Charge (pH 7.4) -0.39

Charge Density (pH 7.0) -0.0201

GRAVY Index0.17

Hydrophobic Moment 0.42

Boman Index0.18

Instability Index108.84

Aliphatic Index 59.00

Aromaticity 0.2000

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 427.07

LogP -2.53

H-bond Donors 14.0

H-bond Acceptors 14.0

Rotatable Bonds 31.0

Heavy Atoms 81.0

Ring Count 4.0

Amide Bonds 9.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0403994 VERIFIED: YES

Provenance & Taxonomy

OrganismCaenorhabditis elegans [Animal]

FamilyFMRFamide related peptide

Tax ID6239

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

RFamide Neuropeptide Neuromodulator

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