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Iberiotoxin

Iberiotoxin is a toxin isolated from Buthus tamulus scorpion venom. Iberiotoxin is a selective high conductance high conductance Ca2+-activated K+ channel inhibitor with a Kd of ~1 nM. Iberiotoxin does not block other types of voltage-dependent ion channels[1][2][3].

Product Specifications

CAS Number

[129203-60-7]

UNSPSC

12352209

Hazard Statement

H300+H310+H330

Target

Potassium Channel

Type

Peptides

Related Pathways

Membrane Transporter/Ion Channel

Applications

COVID-19-anti-virus

Field of Research

Cardiovascular Disease

Assay Protocol

https://www.medchemexpress.com/iberiotoxin.html

Purity

99.71

Solubility

H2O : ≥ 0.7 mg/mL

Smiles

O=C([C@@H](NC([C@@H](N1)CCC1=O)=O)CC2=CC=CC=C2)N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(N[C@H](C(NCC(N[C@H](C(N[C@H](C(N[C@H](C(NCC(N[C@H]3CCCCN)=O)=O)CCCNC(N)=N)=O)CC(O)=O)=O)C(C)C)=O)=O)CC4=CC=CC=C4)=O)CC(C)C)=O)CC(O)=O)=O)CCCCN)=O)CSSC[C@@H](C(N[C@H](C(N[C@H](C(O)=O)CCC(N)=O)=O)CC5=CC=C(O)C=C5)=O)NC6=O)=O)C(C)C)=O)CO)=O)CC7=CNC8=CC=CC=C78)=O)CSSC[C@@H](C(N[C@H]6CCCNC(N)=N)=O)NC9=O)=O)CCC(O)=O)=O)CCCCN)=O)CO)=O)C(C)C)=O)CO)=O)CSSC[C@@H](C(N[C@H](C(NCC(N[C@H](C(N[C@H]9CCCCN)=O)CCCCN)=O)=O)CCSC)=O)NC3=O)=O)CC(O)=O)=O)C(C)C)=O)CC(O)=O)=O)[C@@H](C)O

Molecular Formula

C179H274N50O55S7

Molecular Weight

4230.85

Precautions

H300+H310+H330

References & Citations

[4]R J Wang, et al. Downregulation of Large Conductance Calcium-Activated Potassium Channels in Paraventricular Nucleus Contributes to Sympathoexcitation in Rats With Chronic Heart Failure. Zhonghua Xin Xue Guan Bing Za Zhi. 2018 Mar 24;46 (3) :178-186.|[1] A Galvez, et al. Purification and Characterization of a Unique, Potent, Peptidyl Probe for the High Conductance Calcium-Activated Potassium Channel From Venom of the Scorpion Buthus Tamulus. J Biol Chem. 1990 Jul 5;265 (19) :11083-90.|[2]Santiago Echeverry, et al. Activation of BK Channel Contributes to PL-Induced Mesenchymal Stem Cell Migration. Front Physiol. 2020 Mar 24;11:210.|[3]S Candia, et al. Mode of Action of Iberiotoxin, a Potent Blocker of the Large Conductance Ca (2+) -activated K+ Channel. Biophys J. 1992 Aug;63 (2) :583-90.

Shipping Conditions

Blue Ice

Storage Conditions

-80°C, 2 years; -20°C, 1 year (Powder, sealed storage, away from moisture)

Product Datasheet

http://file.medchemexpress.com/batch_PDF/HY-P0190/Iberiotoxin-DataSheet-MedChemExpress.pdf

Product MSDS

http://file.medchemexpress.com/batch_PDF/HY-P0190/Iberiotoxin-SDS-MedChemExpress.pdf

Scientific Category

Peptides

Clinical Information

No Development Reported

Available Sizes

Curated Selection

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