Peptide Database

Peptide NameErgtoxin CgErg2

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length42 amino acids

Chemical FormulaC192H305N61O62S8

DescriptionStandard

        DRDSCVDKSRCQKYGNYAQCTACCKKAGHNKGTCDFFKCKCT
    

Molecular Weight4716.37 Da

Isoelectric Point (pI)8.87

Net Charge (pH 7.0)4.76

Net Charge (pH 7.4) 4.38

Charge Density (pH 7.0) 0.1134

GRAVY Index-0.95

Hydrophobic Moment 0.41

Boman Index-0.33

Instability Index47.94

Aliphatic Index 14.05

Aromaticity 0.0952

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 3480.00

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

Amino Acid Composition

TPSA 2054.21

LogP -28.59

H-bond Donors 80.0

H-bond Acceptors 76.0

Rotatable Bonds 161.0

Heavy Atoms 323.0

Ring Count 5.0

Amide Bonds 45.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0284744 VERIFIED: NO

Provenance & Taxonomy

OrganismCentruroides gracilis [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