Peptide Database

Peptide NameErgtoxin CexErg4

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length43 amino acids

Chemical FormulaC205H310N58O69S8

DescriptionStandard

        DRDSCVDKSQCAKYGYYYQCDECCKKAGDRAGTCEYFKCKCNP
    

Molecular Weight4947.52 Da

Isoelectric Point (pI)7.67

Net Charge (pH 7.0)0.68

Net Charge (pH 7.4) 0.34

Charge Density (pH 7.0) 0.0158

GRAVY Index-1.08

Hydrophobic Moment 0.54

Boman Index-0.32

Instability Index22.42

Aliphatic Index 13.72

Aromaticity 0.1395

Extinction Coeff. Reduced 7450.00

Extinction Coeff. Oxidized 7950.00

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

Amino Acid Composition

TPSA 2108.86

LogP -25.53

H-bond Donors 81.0

H-bond Acceptors 78.0

Rotatable Bonds 164.0

Heavy Atoms 340.0

Ring Count 7.0

Amide Bonds 45.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0212654 VERIFIED: NO

Provenance & Taxonomy

OrganismCentruroides exilicauda [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