Peptide Database

Peptide NameNeurotoxin Pn3A

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length43 amino acids

Chemical FormulaC205H327N59O60S9

DescriptionStandard

        ACADVYKECWYPEKPCCKDRACQCTLGMTCKCKATLGDLFGRR
    

Molecular Weight4866.73 Da

Isoelectric Point (pI)8.49

Net Charge (pH 7.0)2.72

Net Charge (pH 7.4) 2.40

Charge Density (pH 7.0) 0.0632

GRAVY Index-0.38

Hydrophobic Moment 0.34

Boman Index-0.15

Instability Index60.58

Aliphatic Index 43.26

Aromaticity 0.0930

Extinction Coeff. Reduced 8480.00

Extinction Coeff. Oxidized 8980.00

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

Amino Acid Composition

TPSA 1930.27

LogP -19.41

H-bond Donors 76.0

H-bond Acceptors 72.0

Rotatable Bonds 159.0

Heavy Atoms 333.0

Ring Count 7.0

Amide Bonds 43.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0350365 VERIFIED: NO

Provenance & Taxonomy

OrganismPhoneutria nigriventer [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Toxin