Peptide Database

Peptide NamePotassium channel toxin MeuTXKalpha4

Function Ontology

Membrane / Ion-channel modulation ▸ Ion channel modulation

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length35 amino acids

Chemical FormulaC171H262N46O52S8

DescriptionStandard

        QYCCYTCIPDCSKSCQDSGLRFKACIPYRSCLCQY
    

Molecular Weight4050.71 Da

Isoelectric Point (pI)8.19

Net Charge (pH 7.0)1.68

Net Charge (pH 7.4) 1.35

Charge Density (pH 7.0) 0.0479

GRAVY Index-0.17

Hydrophobic Moment 0.44

Boman Index-0.07

Instability Index51.49

Aliphatic Index 47.43

Aromaticity 0.1429

Extinction Coeff. Reduced 5960.00

Extinction Coeff. Oxidized 6460.00

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

Amino Acid Composition

TPSA 1596.92

LogP -17.92

H-bond Donors 64.0

H-bond Acceptors 62.0

Rotatable Bonds 127.0

Heavy Atoms 277.0

Ring Count 7.0

Amide Bonds 37.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0033849 VERIFIED: NO

Provenance & Taxonomy

OrganismMesobuthus eupeus [Animal]

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Toxin Channel blocker