Peptide Database

Peptide NameNeurotoxin Tx3-4

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length40 amino acids

Chemical FormulaC179H277N53O62S9

DescriptionStandard

        SCINVGDFCDGKKDCCQCDRDNAFCSCSVIFGYKTNCRCE
    

Molecular Weight4452.02 Da

Isoelectric Point (pI)5.04

Net Charge (pH 7.0)-1.62

Net Charge (pH 7.4) -1.97

Charge Density (pH 7.0) -0.0405

GRAVY Index-0.28

Hydrophobic Moment 0.45

Boman Index-0.13

Instability Index17.30

Aliphatic Index 36.50

Aromaticity 0.1000

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1990.00

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

Amino Acid Composition

TPSA 1897.39

LogP -25.93

H-bond Donors 74.0

H-bond Acceptors 70.0

Rotatable Bonds 148.0

Heavy Atoms 303.0

Ring Count 4.0

Amide Bonds 43.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0075428 VERIFIED: NO

Provenance & Taxonomy

OrganismPhoneutria nigriventer [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Toxin