Peptide Database

Peptide NamePotassium channel toxin alpha-PBTx10

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length36 amino acids

Chemical FormulaC158H247N41O62S7

DescriptionStandard

        DEEPKETCSDDMCVIYCKGEEFSTGACDGPQKCKCS
    

Molecular Weight3937.34 Da

Isoelectric Point (pI)4.21

Net Charge (pH 7.0)-5.29

Net Charge (pH 7.4) -5.59

Charge Density (pH 7.0) -0.1468

GRAVY Index-0.83

Hydrophobic Moment 0.37

Boman Index-0.17

Instability Index44.83

Aliphatic Index 21.67

Aromaticity 0.0556

Extinction Coeff. Reduced 1490.00

Extinction Coeff. Oxidized 1865.00

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

Amino Acid Composition

TPSA 1668.49

LogP -21.74

H-bond Donors 61.0

H-bond Acceptors 64.0

Rotatable Bonds 132.0

Heavy Atoms 268.0

Ring Count 4.0

Amide Bonds 36.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0121109 VERIFIED: NO

Provenance & Taxonomy

OrganismParabuthus granulatus [Animal]

Structure & Mods

Configdisulfide-constrained cyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide8-27; 13-33; 17-35

Bio-Activity Profile

Function

Toxin

Targetpotassium channel Kv1.1