Peptide Database

Peptide NameUnnamed

Function Ontology

Hormonal / Endocrine ▸ Hormone peptide

Neurological / Signaling ▸ Neuromodulation

Neurological / Signaling ▸ Neuropeptide activity ▸ Neuropeptide

Standard StatusStandard

Sequence Length9 amino acids

Chemical FormulaC53H79N15O14S

DescriptionStandard

        KPNQDFMRF
    

Molecular Weight1182.35 Da

Isoelectric Point (pI)8.75

Net Charge (pH 7.0)0.76

Net Charge (pH 7.4) 0.56

Charge Density (pH 7.0) 0.0845

GRAVY Index-1.44

Hydrophobic Moment 0.67

Boman Index-0.38

Instability Index-3.22

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 498.73

LogP -3.97

H-bond Donors 16.0

H-bond Acceptors 16.0

Rotatable Bonds 38.0

Heavy Atoms 83.0

Ring Count 3.0

Amide Bonds 10.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0432234 VERIFIED: YES

Provenance & Taxonomy

OrganismCalliphora vomitoria [Animal]

FamilyFMRFamide-related peptide

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Bio-Activity Profile

Function

Neuropeptide RFamide Neuromodulator Myoactive

TargetProcerodes littoralis muscle fibres

Methodin vitro muscle-fibre contraction bioassay

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