Peptide Database

Peptide NameNeurotoxin Pn3-5A

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length39 amino acids

Chemical FormulaC198H296N62O57S8

DescriptionStandard

        ECIGHRRSCKEDRNGCCRLYTCNCWYPTPGDQWCKCQLW
    

Molecular Weight4713.37 Da

Isoelectric Point (pI)8.23

Net Charge (pH 7.0)1.85

Net Charge (pH 7.4) 1.50

Charge Density (pH 7.0) 0.0473

GRAVY Index-0.94

Hydrophobic Moment 0.55

Boman Index-0.25

Instability Index68.10

Aliphatic Index 30.00

Aromaticity 0.1282

Extinction Coeff. Reduced 19480.00

Extinction Coeff. Oxidized 19980.00

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

Amino Acid Composition

TPSA 1949.94

LogP -20.64

H-bond Donors 77.0

H-bond Acceptors 68.0

Rotatable Bonds 148.0

Heavy Atoms 325.0

Ring Count 11.0

Amide Bonds 42.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0083659 VERIFIED: NO

Provenance & Taxonomy

OrganismPhoneutria nigriventer [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Toxin