Peptide Database

Peptide NameErgtoxin CsErg5

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length47 amino acids

Chemical FormulaC216H339N65O67S11

DescriptionStandard

        DRDSCVDKSRCAKYGYYGQCEVCCKKAGHNGGTCMFFKCMCVNSKMN
    

Molecular Weight5271.11 Da

Isoelectric Point (pI)8.69

Net Charge (pH 7.0)3.77

Net Charge (pH 7.4) 3.38

Charge Density (pH 7.0) 0.0801

GRAVY Index-0.53

Hydrophobic Moment 0.39

Boman Index-0.16

Instability Index30.97

Aliphatic Index 22.77

Aromaticity 0.1064

Extinction Coeff. Reduced 4470.00

Extinction Coeff. Oxidized 4970.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 2173.69

LogP -27.30

H-bond Donors 84.0

H-bond Acceptors 83.0

Rotatable Bonds 179.0

Heavy Atoms 359.0

Ring Count 6.0

Amide Bonds 50.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0051655 VERIFIED: NO

Provenance & Taxonomy

OrganismCentruroides sculpturatus [Animal]

Structure & Mods

Configdisulfide-constrained cyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide5-23; 11-34; 20-39; 24-41

Bio-Activity Profile

Function

Toxin