ASP-ASP-CYS-GLY-LYS-LEU-PHE-SER-GLY-CYS-ASP-THR-ASN-ALA-ASP-CYS-CYS-GLU-GLY-TYR-VAL-CYS-ARG-LEU-TRP-CYS-LYS-LEU-ASP-TRP
ASP-ASP-CYS-GLY-LYS-LEU-PHE-SER-GLY-CYS-ASP-THR-ASN-ALA-ASP-CYS-CYS-GLU-GLY-TYR-VAL-CYS-ARG-LEU-TRP-CYS-LYS-LEU-ASP-TRP Basic information
- Product Name:
- ASP-ASP-CYS-GLY-LYS-LEU-PHE-SER-GLY-CYS-ASP-THR-ASN-ALA-ASP-CYS-CYS-GLU-GLY-TYR-VAL-CYS-ARG-LEU-TRP-CYS-LYS-LEU-ASP-TRP
- Synonyms:
-
- HETEROPODATOXIN-2
- ASP-ASP-CYS-GLY-LYS-LEU-PHE-SER-GLY-CYS-ASP-THR-ASN-ALA-ASP-CYS-CYS-GLU-GLY-TYR-VAL-CYS-ARG-LEU-TRP-CYS-LYS-LEU-ASP-TRP
- L-Tryptophanamide, L-α-aspartyl-L-α-aspartyl-L-cysteinylglycyl-L-lysyl-L-leucyl-L-phenylalanyl-L-serylglycyl-L-cysteinyl-L-α-aspartyl-L-threonyl-L-asparaginyl-L-alanyl-L-α-aspartyl-L-cysteinyl-L-cysteinyl-L-α-glutamylglycyl-L-tyrosyl-L-valyl-L-cysteinyl-L-arginyl-L-leucyl-L-tryptophyl-L-cysteinyl-L-lysyl-L-leucyl-L-α-aspartyl-, cyclic (3→17),(10→22),(16→26)-tris(disulfide)
- CAS:
- 741730-12-1
- MF:
- C144H207N39O46S6
- MW:
- 3412.82
- Product Categories:
-
- Monovalent Ion Channels
- Potassium Channel Modulators
- Voltage-gated Ion Channels
- Mol File:
- Mol File
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ASP-ASP-CYS-GLY-LYS-LEU-PHE-SER-GLY-CYS-ASP-THR-ASN-ALA-ASP-CYS-CYS-GLU-GLY-TYR-VAL-CYS-ARG-LEU-TRP-CYS-LYS-LEU-ASP-TRP Chemical Properties
- Density
- 1.588±0.14 g/cm3(Temp: 25 °C; Press: 760 Torr)(predicted)
- storage temp.
- −20°C
- form
- lyophilized powder
- Sequence
- Asp-Asp-Cys-Gly-Lys-Leu-Phe-Ser-Gly-Cys-Asp-Thr-Asn-Ala-Asp-Cys-Cys-Glu-Gly-Tyr-Val-Cys-Arg-Leu-Trp-Cys-Lys-Leu-Asp-Trp-NH2 (Disulfide bridge:Cys3-Cys17;Cys10-Cys22;Cys16-Cys26)
MSDS
- Language:English Provider:SigmaAldrich
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ASP-ASP-CYS-GLY-LYS-LEU-PHE-SER-GLY-CYS-ASP-THR-ASN-ALA-ASP-CYS-CYS-GLU-GLY-TYR-VAL-CYS-ARG-LEU-TRP-CYS-LYS-LEU-ASP-TRP Usage And Synthesis
Uses
Heteropodatoxin-2, a peptides of 30-amino acid, is a heteropodatoxin. Heteropodatoxin-2 blocks Kv4.2 current expressed in Xenopus laevis oocytes in a voltage-dependent manner, with less block at more positive potentials[1].
References
[1] M C Sanguinetti, et al. Heteropodatoxins: peptides isolated from spider venom that block Kv4.2 potassium channels. Mol Pharmacol. 1997 Mar;51(3):491-8. PMID:9058605
ASP-ASP-CYS-GLY-LYS-LEU-PHE-SER-GLY-CYS-ASP-THR-ASN-ALA-ASP-CYS-CYS-GLU-GLY-TYR-VAL-CYS-ARG-LEU-TRP-CYS-LYS-LEU-ASP-TRPSupplier
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