Peptide Database

Peptide NameDPKQDFMRF-amide

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 FormulaC53H78N14O15S

DescriptionStandard

        DPKQDFMRF
    

Molecular Weight1183.34 Da

Isoelectric Point (pI)5.96

Net Charge (pH 7.0)-0.24

Net Charge (pH 7.4) -0.44

Charge Density (pH 7.0) -0.0265

GRAVY Index-1.44

Hydrophobic Moment 0.56

Boman Index-0.39

Instability Index39.80

Aliphatic Index 0.00

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 492.94

LogP -3.37

H-bond Donors 16.0

H-bond Acceptors 16.0

Rotatable Bonds 38.0

Heavy Atoms 83.0

Ring Count 3.0

Amide Bonds 9.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0380155 VERIFIED: YES

Provenance & Taxonomy

OrganismDrosophila melanogaster [Animal]

FamilyDPKQDFMRF-amide

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: 1.1 hour; Yeast: 3 min; E. coli: >10 hour

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