Peptide Database

Peptide NameToxin alpha-KTx11.4/PBTx4

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length36 amino acids

Chemical FormulaC159H249N41O63S7

DescriptionStandard

        DEEPKETCSDEMCVIYCKGEEYSTGACDGPQKCKCS
    

Molecular Weight3967.37 Da

Isoelectric Point (pI)4.25

Net Charge (pH 7.0)-5.29

Net Charge (pH 7.4) -5.60

Charge Density (pH 7.0) -0.1468

GRAVY Index-0.94

Hydrophobic Moment 0.30

Boman Index-0.19

Instability Index44.83

Aliphatic Index 21.67

Aromaticity 0.0556

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 3355.00

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

Amino Acid Composition

TPSA 1688.72

LogP -21.64

H-bond Donors 62.0

H-bond Acceptors 65.0

Rotatable Bonds 133.0

Heavy Atoms 270.0

Ring Count 4.0

Amide Bonds 36.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0317540 VERIFIED: NO

Provenance & Taxonomy

OrganismParabuthus stridulus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Toxin