Peptide Database

Peptide NameVenom peptide AKTx 19

Function Ontology

Membrane / Ion-channel modulation ▸ Ion channel modulation

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length42 amino acids

Chemical FormulaC180H301N61O61S9

DescriptionStandard

        ETVSVTDTRCITQPQCADDCRAKGCSHGRCVNAICRCMYCGK
    

Molecular Weight4584.27 Da

Isoelectric Point (pI)8.24

Net Charge (pH 7.0)1.85

Net Charge (pH 7.4) 1.50

Charge Density (pH 7.0) 0.0439

GRAVY Index-0.31

Hydrophobic Moment 0.74

Boman Index-0.18

Instability Index12.81

Aliphatic Index 46.43

Aromaticity 0.0238

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 1996.03

LogP -28.58

H-bond Donors 79.0

H-bond Acceptors 73.0

Rotatable Bonds 151.0

Heavy Atoms 311.0

Ring Count 3.0

Amide Bonds 44.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0009517 VERIFIED: NO

Provenance & Taxonomy

OrganismHadrurus spadix [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Toxin Ion channel blocker