Peptide Database

Peptide NameToxin CSTX-17

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length40 amino acids

Chemical FormulaC187H295N59O49S8

DescriptionStandard

        GCIPKHKRCTWSGPKCCNNISCHCNISGTLCKCRPGLFGW
    

Molecular Weight4410.23 Da

Isoelectric Point (pI)9.12

Net Charge (pH 7.0)5.85

Net Charge (pH 7.4) 5.42

Charge Density (pH 7.0) 0.1463

GRAVY Index-0.25

Hydrophobic Moment 0.42

Boman Index-0.02

Instability Index71.54

Aliphatic Index 48.75

Aromaticity 0.0750

Extinction Coeff. Reduced 11000.00

Extinction Coeff. Oxidized 11500.00

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

Amino Acid Composition

TPSA 1719.09

LogP -20.32

H-bond Donors 68.0

H-bond Acceptors 65.0

Rotatable Bonds 139.0

Heavy Atoms 303.0

Ring Count 10.0

Amide Bonds 42.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0124352 VERIFIED: NO

Provenance & Taxonomy

OrganismCupiennius salei [Animal]

Structure & Mods

Configlinear disulfide-stabilized peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Disulfide2-17, 9-22, 16-33, 24-31

Bio-Activity Profile

Function

Toxin