Peptide Database

Peptide NameSodium channel toxin SHTX-4

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length48 amino acids

Chemical FormulaC220H345N63O73S6

DescriptionStandard

        AACKCDDDGPDIRSATLTGTVDFWNCNEGWEKCTAVYTAVASCCRKKK
    

Molecular Weight5232.86 Da

Isoelectric Point (pI)6.28

Net Charge (pH 7.0)-0.26

Net Charge (pH 7.4) -0.55

Charge Density (pH 7.0) -0.0054

GRAVY Index-0.45

Hydrophobic Moment 0.47

Boman Index-0.10

Instability Index37.09

Aliphatic Index 46.88

Aromaticity 0.0833

Extinction Coeff. Reduced 12490.00

Extinction Coeff. Oxidized 12865.00

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

Amino Acid Composition

TPSA 2216.83

LogP -27.10

H-bond Donors 84.0

H-bond Acceptors 79.0

Rotatable Bonds 170.0

Heavy Atoms 362.0

Ring Count 7.0

Amide Bonds 49.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0265763 VERIFIED: NO

Provenance & Taxonomy

OrganismStichodactyla haddoni [Animal]

Structure & Mods

Configdisulfide-constrained cyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

C-TermAmidation

Disulfide3-43; 5-35; 26-44

Bio-Activity Profile

Function

Toxin