Peptide Database

Peptide NameNeurotoxin, PnTx4-3

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length48 amino acids

Chemical FormulaC215H340N58O72S10

DescriptionStandard

        CGDINAACKEDCDCCGYTTACDCYWSSSCKCREAAIVIYTAPKKKLTC
    

Molecular Weight5210.00 Da

Isoelectric Point (pI)6.20

Net Charge (pH 7.0)-0.34

Net Charge (pH 7.4) -0.70

Charge Density (pH 7.0) -0.0070

GRAVY Index-0.07

Hydrophobic Moment 0.35

Boman Index-0.02

Instability Index47.96

Aliphatic Index 51.04

Aromaticity 0.0833

Extinction Coeff. Reduced 9970.00

Extinction Coeff. Oxidized 10595.00

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

Amino Acid Composition

TPSA 2099.21

LogP -25.31

H-bond Donors 84.0

H-bond Acceptors 82.0

Rotatable Bonds 168.0

Heavy Atoms 355.0

Ring Count 6.0

Amide Bonds 48.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0149519 VERIFIED: NO

Provenance & Taxonomy

OrganismPhoneutria nigriventer [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Toxin

TargetRat brain synaptosomes