Peptide Database

Peptide NameCa+ channel blocker, Tamulustoxin

Function Ontology

Venom / Toxin ▸ General toxin ▸ Toxin

Standard StatusStandard

Sequence Length35 amino acids

Chemical FormulaC162H268N52O50S7

DescriptionStandard

        RCHFVVCTTDCRRNSPGTYGECVKKEKGKECVCKC
    

Molecular Weight3968.63 Da

Isoelectric Point (pI)8.80

Net Charge (pH 7.0)3.78

Net Charge (pH 7.4) 3.41

Charge Density (pH 7.0) 0.1080

GRAVY Index-0.67

Hydrophobic Moment 0.34

Boman Index-0.30

Instability Index65.95

Aliphatic Index 33.14

Aromaticity 0.0571

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 1681.85

LogP -20.91

H-bond Donors 67.0

H-bond Acceptors 62.0

Rotatable Bonds 134.0

Heavy Atoms 271.0

Ring Count 4.0

Amide Bonds 35.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0403704 VERIFIED: NO

Provenance & Taxonomy

OrganismButhus tamulus,Mesobuthus tamulus [Animal]

Structure & Mods

Configdisulfide-constrained cyclic peptide [Cyclic]

Chiralitycanonical L-amino-acid peptide [L]

Disulfide2-22; 7-31; 11-33

Bio-Activity Profile

Function

Toxin