Peptide Database

Peptide NameErgtoxin CnErg5

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length43 amino acids

Chemical FormulaC198H301N59O67S8

DescriptionStandard

        DRDSCVDKSKCGKYGYYQECQDCCKNAGHNGGTCVYYKCKCNP
    

Molecular Weight4836.38 Da

Isoelectric Point (pI)8.17

Net Charge (pH 7.0)1.76

Net Charge (pH 7.4) 1.37

Charge Density (pH 7.0) 0.0410

GRAVY Index-1.12

Hydrophobic Moment 0.44

Boman Index-0.27

Instability Index28.82

Aliphatic Index 15.81

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 2087.22

LogP -27.78

H-bond Donors 79.0

H-bond Acceptors 78.0

Rotatable Bonds 160.0

Heavy Atoms 332.0

Ring Count 7.0

Amide Bonds 47.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0143505 VERIFIED: NO

Provenance & Taxonomy

OrganismCentruroides noxius [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