Charybdotoxin
SIGMA/C7802 - ≥90% (HPLC)
CAS Number: 95751-30-7
Empirical Formula (Hill Notation): C176H277N57O55S7
Molecular Weight: 4295.89
MDL Number: MFCD00146378
Linear Formula: C176H277N57O55S7
Product Type: Chemical
| assay | ≥90% (HPLC) |
| form | powder |
| InChI | 1S/C176H277N57O55S7/c1-81 |
| InChI key | CNVQLPPZGABUCM-LIGYZCPXSA |
| Quality Level | 200 ![]() |
| SMILES string | S1SC[C@@H]2NC(=O)[C@@H](N |
| storage temp. | −20°C |
| Amino Acid Sequence: | Glp-Phe-Thr-Asn-Val-Ser-C |
| Application: | Charybdotoxin has been used: • in the inhibition of endothelium-derived hyperpolarizing factor responses • in electrophysiological studies, as calcium channel blockers • as a transport inhibitor |
| Biochem/physiol Actions: | Charybdotoxin (ChTX) is a scorpion venom, which blocks a voltage-gated potassium channel, by binding to the extracellular loop of the potassium channel. |
| Biochem/physiol Actions: | High (BK) or intermediate (IK1) conductance calcium-activated and voltage-gated (Kv1.3) channel blocker. |
| Biochem/physiol Actions: | Kv1.3 channel blocker. |
| Biochem/physiol Actions: | Potent and selective inhibitor of the Ca2+-activated K+ channel present in GH3 anterior pituitary cells and primary bovine aortic smooth muscle cells. |
| Other Notes: | Peptide found in the venom of the scorpion Leiurus quinquestriatus. |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 3 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥90% (HPLC) |
| Storage Temp. | −20°C |
| UNSPSC | 51111800 |

