Peptide Database

Peptide NameErgtoxin ErgTx2

Function Ontology

Annotation / Sequence feature ▸ Nuclear export signal

Immunology ▸ Innate immune defense ▸ Host defense peptide ▸ Host defense activity

Venom / Toxin ▸ General toxin ▸ Toxin

Venom / Toxin ▸ Toxin

Standard StatusStandard

Sequence Length42 amino acids

Chemical FormulaC193H295N59O63S9

DescriptionStandard

        DRDSCVDKSRCAKYGYYQECQDCCKNAGHNGGTCMFFKCKCA
    

Molecular Weight4738.35 Da

Isoelectric Point (pI)8.18

Net Charge (pH 7.0)1.77

Net Charge (pH 7.4) 1.38

Charge Density (pH 7.0) 0.0421

GRAVY Index-0.81

Hydrophobic Moment 0.44

Boman Index-0.24

Instability Index41.40

Aliphatic Index 14.05

Aromaticity 0.1190

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 2019.24

LogP -26.41

H-bond Donors 78.0

H-bond Acceptors 75.0

Rotatable Bonds 159.0

Heavy Atoms 324.0

Ring Count 6.0

Amide Bonds 45.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0173145 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

RECORD: Rec_0266105 VERIFIED: YES