Peptide Database

Peptide NameVenom peptide AKTx 20

Function Ontology

Membrane / Ion-channel modulation ▸ Ion channel modulation

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length42 amino acids

Chemical FormulaC177H308N58O52S10

DescriptionStandard

        ETVIGTGTPCKNPKQCAGPCKAKGCKHGKCMNGKCRCMLCSK
    

Molecular Weight4401.35 Da

Isoelectric Point (pI)9.35

Net Charge (pH 7.0)7.84

Net Charge (pH 7.4) 7.49

Charge Density (pH 7.0) 0.1866

GRAVY Index-0.55

Hydrophobic Moment 0.39

Boman Index-0.16

Instability Index6.67

Aliphatic Index 30.24

Aromaticity 0.0000

Extinction Coeff. Reduced 0.00

Extinction Coeff. Oxidized 500.00

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

Amino Acid Composition

TPSA 1776.28

LogP -24.41

H-bond Donors 68.0

H-bond Acceptors 71.0

Rotatable Bonds 151.0

Heavy Atoms 297.0

Ring Count 4.0

Amide Bonds 44.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0046173 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