Peptide Database

Peptide NameNeurotoxin PRTx26An0C3

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length36 amino acids

Chemical FormulaC173H279N51O48S7

DescriptionStandard

        IACAPRFSICNSDKECCKGLRCQSRIANMWPTFCLV
    

Molecular Weight4065.83 Da

Isoelectric Point (pI)8.69

Net Charge (pH 7.0)2.70

Net Charge (pH 7.4) 2.41

Charge Density (pH 7.0) 0.0751

GRAVY Index0.19

Hydrophobic Moment 0.70

Boman Index0.01

Instability Index62.26

Aliphatic Index 70.56

Aromaticity 0.0833

Extinction Coeff. Reduced 5500.00

Extinction Coeff. Oxidized 5875.00

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

Amino Acid Composition

TPSA 1602.56

LogP -16.74

H-bond Donors 62.0

H-bond Acceptors 58.0

Rotatable Bonds 131.0

Heavy Atoms 279.0

Ring Count 6.0

Amide Bonds 38.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0374947 VERIFIED: NO

Provenance & Taxonomy

OrganismCtenus nigriventer [Animal]; Phoneutria nigriventer [Animal]

Structure & Mods

Configdisulfide-constrained cyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide3-17; 10-22; 16-34

Bio-Activity Profile

Function

Toxin