Peptide Database

Peptide NamePotassium channel toxin alpha-KTx 6.17

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length34 amino acids

Chemical FormulaC150H247N53O46S9

DescriptionStandard

        IRCQGSNQCYGHCREKTGCMNGKCINRVCKCYGC
    

Molecular Weight3817.48 Da

Isoelectric Point (pI)8.92

Net Charge (pH 7.0)4.77

Net Charge (pH 7.4) 4.39

Charge Density (pH 7.0) 0.1402

GRAVY Index-0.60

Hydrophobic Moment 0.71

Boman Index-0.23

Instability Index-1.77

Aliphatic Index 31.47

Aromaticity 0.0588

Extinction Coeff. Reduced 2980.00

Extinction Coeff. Oxidized 3480.00

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

Amino Acid Composition

TPSA 1649.73

LogP -23.07

H-bond Donors 66.0

H-bond Acceptors 61.0

Rotatable Bonds 130.0

Heavy Atoms 258.0

Ring Count 3.0

Amide Bonds 38.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0308659 VERIFIED: YES

Provenance & Taxonomy

OrganismOpisthacanthus cayaporum [Animal]

Structure & Mods

Configlinear disulfide-stabilized peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide3-24, 9-29, 13-31, 19-34

Bio-Activity Profile

Function

Toxin

Activity0.0966 μM

MethodKD