Peptide Database

Peptide NameFMFR-like peptide B

Function Ontology

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuromuscular and muscle activity ▸ Myotropic activity

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Regulatory peptide ▸ Biological modulation

Standard StatusStandard

Sequence Length9 amino acids

Chemical FormulaC50H69N13O15S

DescriptionStandard

        SVQDNFMHF
    

Molecular Weight1124.23 Da

Isoelectric Point (pI)5.06

Net Charge (pH 7.0)-1.45

Net Charge (pH 7.4) -1.71

Charge Density (pH 7.0) -0.1613

GRAVY Index-0.31

Hydrophobic Moment 0.42

Boman Index0.11

Instability Index65.71

Aliphatic Index 32.22

Aromaticity 0.2222

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 468.51

LogP -4.26

H-bond Donors 15.0

H-bond Acceptors 16.0

Rotatable Bonds 35.0

Heavy Atoms 79.0

Ring Count 3.0

Amide Bonds 10.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0174518 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

RECORD: Rec_0187420 VERIFIED: YES

Provenance & Taxonomy

Organismnot reported [other]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Neuropeptide

Paper数据库级溯源文献：Wang Y, Wang M, Yin S, et al. NeuroPep: a comprehensive resource of neuropeptides. Database (Oxford). 2015:bav038. PMID 25931458; Bin Y, Zhang W, Tang W, et al. Prediction of Neuropeptides from Sequence Information Using Ensemble Classifier and Hybrid Features. J Proteome Res. 2020;19(9):3732-3740. PMID 32786686. PMID25931458;32786686 Evidence URLhttps://pubmed.ncbi.nlm.nih.gov/25931458/

RECORD: Rec_0247526 VERIFIED: NO

Provenance & Taxonomy

OrganismDrosophila melanogaster [Animal]

FamilyFMRFamide

Tax ID7227

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide Neuromodulator Myotropic Receptor modulation

Half-LifeMammalian: 1.9 hour; Yeast: >20 hour; E. coli: >10 hour

RECORD: Rec_0277014 VERIFIED: NO

Provenance & Taxonomy

OrganismDrosophila melanogaster [Animal]

FamilyFMRFamide related peptide

Tax ID7227

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

RFamide Neuropeptide Neuromodulator