Date published: 2026-4-12

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ω-Agatoxin IVA (CAS 145017-83-0)

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Application:
ω-Agatoxin IVA is a selective blocker of P-type voltage-dependent Ca channels
CAS Number:
145017-83-0
Purity:
≥90%
Molecular Weight:
5202.25
Molecular Formula:
C217H360N68O60S10
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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This toxin is found in the venom of the funnel web spider, Agelenopsis aptera. It is a potent, selective blocker of mammalian P-type voltage-dependent calcium channels.


ω-Agatoxin IVA (CAS 145017-83-0) References

  1. P-type calcium channels blocked by the spider toxin omega-Aga-IVA.  |  Mintz, IM., et al. 1992. Nature. 355: 827-9. PMID: 1311418
  2. P-type calcium channels in rat central and peripheral neurons.  |  Mintz, IM., et al. 1992. Neuron. 9: 85-95. PMID: 1321648
  3. Calcium channels coupled to glutamate release identified by omega-Aga-IVA.  |  Turner, TJ., et al. 1992. Science. 258: 310-3. PMID: 1357749
  4. Differential responses to ω-agatoxin IVA in murine frontal cortex and spinal cord derived neuronal networks.  |  Knaack, GL., et al. 2013. Neurotoxicology. 37: 19-25. PMID: 23523780
  5. P/Q type (Cav2.1) Calcium Channel Blocker ω-Agatoxin IVA Alters Cleaved Caspase-3 and BDNF Expressions in the Rat Brain and Suppresses Seizure Activity.  |  Inan, SY., et al. 2024. Mol Neurobiol. 61: 1861-1872. PMID: 37798599
  6. Effect of omega-agatoxin-IVA on autonomic neurotransmission.  |  Lundy, PM. and Frew, R. 1994. Eur J Pharmacol. 261: 79-84. PMID: 8001657
  7. Synthesis of omega-agatoxin IVA and its related peptides.  |  Nishio, H., et al. 1993. Biochem Biophys Res Commun. 196: 1447-53. PMID: 8250902
  8. omega-agatoxin IVA and excitotoxicity in cortical neuronal cultures.  |  Lustig, HS., et al. 1996. Neurosci Lett. 213: 142-4. PMID: 8858628
  9. Dihydropyridine block of omega-agatoxin IVA- and omega-conotoxin GVIA-sensitive Ca2+ channels in rat pituitary melanotropic cells.  |  Mansvelder, HD., et al. 1996. Eur J Pharmacol. 311: 293-304. PMID: 8891612
  10. Omega-agatoxin IVA blocks spinal morphine/clonidine antinociceptive synergism.  |  Roerig, SC. and Howse, KM. 1996. Eur J Pharmacol. 314: 293-300. PMID: 8957249
  11. Effects of omega-agatoxin-IVA and omega-conotoxin-MVIIC on perineurial Ca++ and Ca(++)-activated K+ currents of mouse motor nerve terminals.  |  Xu, YF. and Atchison, WD. 1996. J Pharmacol Exp Ther. 279: 1229-36. PMID: 8968345

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

ω-Agatoxin IVA, 100 µg

sc-302015
100 µg
$463.00