Peptide Database

Peptide NameToxin LTx2

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length49 amino acids

Chemical FormulaC253H408N70O66S8

DescriptionStandard

        FFECLFECDIKKEGKPCKPKGCKCKDKDNKDHKKCSGGWRCKLKLCLKF
    

Molecular Weight5742.90 Da

Isoelectric Point (pI)9.22

Net Charge (pH 7.0)7.77

Net Charge (pH 7.4) 7.37

Charge Density (pH 7.0) 0.1585

GRAVY Index-0.94

Hydrophobic Moment 0.44

Boman Index-0.31

Instability Index35.75

Aliphatic Index 39.80

Aromaticity 0.1020

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 6000.00

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

Amino Acid Composition

TPSA 2237.61

LogP -18.03

H-bond Donors 84.0

H-bond Acceptors 83.0

Rotatable Bonds 205.0

Heavy Atoms 397.0

Ring Count 9.0

Amide Bonds 49.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0079172 VERIFIED: NO

Provenance & Taxonomy

OrganismLasiodora parahybana [Animal]

Structure & Mods

Configdisulfide-constrained cyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide4-17; 8-41; 22-24; 35-46

Bio-Activity Profile

Function

Toxin