Peptide Database

Peptide NameNeuropeptide AF 36

Function Ontology

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Neurological / Signaling ▸ Sleep regulation

Regulatory peptide ▸ Biological regulation

Standard StatusStandard

Sequence Length11 amino acids

Chemical FormulaC52H84N14O15S2

DescriptionStandard

        VPSAGDMMVRF
    

Molecular Weight1209.44 Da

Isoelectric Point (pI)5.81

Net Charge (pH 7.0)-0.26

Net Charge (pH 7.4) -0.48

Charge Density (pH 7.0) -0.0241

GRAVY Index0.55

Hydrophobic Moment 0.54

Boman Index0.20

Instability Index41.49

Aliphatic Index 61.82

Aromaticity 0.0909

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 464.96

LogP -3.81

H-bond Donors 16.0

H-bond Acceptors 17.0

Rotatable Bonds 37.0

Heavy Atoms 83.0

Ring Count 2.0

Amide Bonds 10.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0023958 VERIFIED: NO

Provenance & Taxonomy

OrganismCaenorhabditis briggsae [Animal]

FamilyNeuropeptide AF

Tax ID6238

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide Neuromodulator

Half-LifeMammalian: 100 hour; Yeast: >20 hour; E. coli: >10 hour

RECORD: Rec_0241387 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

RECORD: Rec_0260297 VERIFIED: NO

Provenance & Taxonomy

OrganismCaenorhabditis elegans [Animal]

Tax ID6239

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide

RECORD: Rec_0282268 VERIFIED: YES

Provenance & Taxonomy

OrganismCaenorhabditis briggsae [Animal]

FamilyFMRFamide related peptide

Tax ID6238

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

RFamide Neuropeptide Neuromodulator

RECORD: Rec_0409640 VERIFIED: YES

Provenance & Taxonomy

OrganismCaenorhabditis elegans [Animal]

FamilyNeuropeptide AF

Tax ID6239

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide Neuromodulator Sleep regulation Wake regulation

Half-LifeMammalian: 100 hour; Yeast: >20 hour; E. coli: >10 hour