Peptide Database

Peptide NamePotassium channel toxin alpha-KTx 17.2

Function Ontology

Membrane / Ion-channel modulation ▸ Ion channel modulation

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length31 amino acids

Chemical FormulaC151H234N44O50S6

DescriptionStandard

        QTECQIKNDCQRYCQSVKECKYGKCYCNYAG
    

Molecular Weight3658.13 Da

Isoelectric Point (pI)8.29

Net Charge (pH 7.0)1.70

Net Charge (pH 7.4) 1.39

Charge Density (pH 7.0) 0.0548

GRAVY Index-1.08

Hydrophobic Moment 0.55

Boman Index-0.30

Instability Index47.18

Aliphatic Index 25.16

Aromaticity 0.1290

Extinction Coeff. Reduced 5960.00

Extinction Coeff. Oxidized 6335.00

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

Amino Acid Composition

TPSA 1594.12

LogP -19.53

H-bond Donors 60.0

H-bond Acceptors 58.0

Rotatable Bonds 124.0

Heavy Atoms 251.0

Ring Count 4.0

Amide Bonds 36.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0266422 VERIFIED: NO

Provenance & Taxonomy

OrganismLychas mucronatus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Toxin Channel blocker