1. Membrane Transporter/Ion Channel Neuronal Signaling
  2. nAChR
  3. α-Conotoxin BuIA

α-Conotoxin BuIA is a paralytic peptide neurotoxin and a competitive nAChR antagonist, with IC50s of 0.258 nM (α6/α3β2), 1.54 nM (α6/α3β4), 5.72 nM (α3β2), respectively. α-Conotoxin BuIA can be used to distinguish nAChRs containing β2- and β4-subunit, respectively. α-Conotoxin BuIA distinguishes among αxβ2 nAChRs with a rank order potency of α6>α3>α2>α4.

For research use only. We do not sell to patients.

Custom Peptide Synthesis

α-Conotoxin BuIA Chemical Structure

α-Conotoxin BuIA Chemical Structure

CAS No. : 846539-62-6

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Description

α-Conotoxin BuIA is a paralytic peptide neurotoxin and a competitive nAChR antagonist, with IC50s of 0.258 nM (α6/α3β2), 1.54 nM (α6/α3β4), 5.72 nM (α3β2), respectively. α-Conotoxin BuIA can be used to distinguish nAChRs containing β2- and β4-subunit, respectively. α-Conotoxin BuIA distinguishes among αxβ2 nAChRs with a rank order potency of α6>α3>α2>α4[1].

IC50 & Target

IC50: 0.258 nM (α6/α3β2), 1.54 nM (α6/α3β4), 5.72 nM (α3β2)[1]

Molecular Weight

1311.57

Formula

C54H82N14O16S4

CAS No.
Sequence

Gly-Cys-Cys-Ser-Thr-Pro-Pro-Cys-Ala-Val-Leu-Tyr-Cys-NH2 (Disulfide bridge: Cys2-Cys8, Cys3-Cys13)

Sequence Shortening

GCCSTPPCAVLYC-NH2 (Disulfide bridge: Cys2-Cys8, Cys3-Cys13)

Shipping

Room temperature in continental US; may vary elsewhere.

Storage

Please store the product under the recommended conditions in the Certificate of Analysis.

Purity & Documentation
References
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α-Conotoxin BuIA Related Classifications

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Help & FAQs
  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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α-Conotoxin BuIA
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HY-P5148
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