Peptide Database

Peptide NameErgtoxin CexErg2

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length43 amino acids

Chemical FormulaC200H310N58O67S8

DescriptionStandard

        DRDSCVDKSKCGKYGYYGQCDECCKKAGDRAGICEYYKCKCNP
    

Molecular Weight4855.47 Da

Isoelectric Point (pI)8.16

Net Charge (pH 7.0)1.68

Net Charge (pH 7.4) 1.34

Charge Density (pH 7.0) 0.0391

GRAVY Index-1.10

Hydrophobic Moment 0.54

Boman Index-0.32

Instability Index19.24

Aliphatic Index 20.47

Aromaticity 0.1163

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 2071.56

LogP -25.00

H-bond Donors 80.0

H-bond Acceptors 77.0

Rotatable Bonds 164.0

Heavy Atoms 333.0

Ring Count 6.0

Amide Bonds 44.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0182866 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