Peptide Database

Peptide NameVenom peptide AKTx 21

Function Ontology

Membrane / Ion-channel modulation ▸ Ion channel modulation

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length42 amino acids

Chemical FormulaC182H314N60O54S10

DescriptionStandard

        ETVISTGTPCRTPKHCAEPCKAKGCKHGKCMNGKCRCMLCSK
    

Molecular Weight4527.46 Da

Isoelectric Point (pI)9.23

Net Charge (pH 7.0)6.93

Net Charge (pH 7.4) 6.53

Charge Density (pH 7.0) 0.1649

GRAVY Index-0.57

Hydrophobic Moment 0.54

Boman Index-0.20

Instability Index10.13

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 1832.42

LogP -24.47

H-bond Donors 72.0

H-bond Acceptors 73.0

Rotatable Bonds 153.0

Heavy Atoms 306.0

Ring Count 5.0

Amide Bonds 42.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0156816 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