Date published: 2025-12-19

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Cacna2d3 Inhibitors

Chemical inhibitors of Cacna2d3 include a variety of compounds that act on different types of calcium channels, which are crucial for the function of this protein. Gabapentin and Pregabalin, for instance, bind directly to the α2δ subunit of voltage-gated calcium channels, to which Cacna2d3 belongs. This binding inhibits the influx of calcium ions through these channels, leading to a decrease in the release of neurotransmitters. Their actions are highly specific to the α2δ subunit and result in an inhibition of the channel's overall activity, thereby functionally inhibiting the protein. Further, Mibefradil and Ethosuximide selectively block T-type calcium channels. Though these channels are not the primary type associated with Cacna2d3, the blockade can still reduce the overall activity of calcium channels in cells where Cacna2d3 is expressed, leading to an indirect inhibition of its function. This is due to the fact that calcium channel subtypes can interact and regulate each other's activity, meaning that inhibition of one subtype can influence the activity of another.

Moreover, L-type calcium channel blockers such as Nifedipine, Verapamil, Diltiazem, Amlodipine, Isradipine, Felodipine, and Lacidipine can indirectly influence Cacna2d3 activity. These chemicals inhibit calcium influx through L-type channels, which can alter the calcium dynamics and regulatory mechanisms in cells that express Cacna2d3. The precise action of these drugs leads to a reduced calcium current, which in turn can functionally inhibit the contribution of Cacna2d3 to the channel complex. Zonisamide also inhibits T-type calcium channels, and by doing so, it can decrease the conductance of calcium ions through channels involving Cacna2d3, thereby reducing its functional activity.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Gabapentin

60142-96-3sc-201481
sc-201481A
sc-201481B
20 mg
100 mg
1 g
$52.00
$92.00
$132.00
7
(1)

Gabapentin binds to the α2δ subunit of voltage-gated calcium channels like Cacna2d3, inhibiting calcium influx and attenuating neurotransmitter release.

Mibefradil dihydrochloride

116666-63-8sc-204083
sc-204083A
10 mg
50 mg
$209.00
$848.00
4
(1)

Mibefradil blocks T-type calcium channels, which may functionally inhibit Cacna2d3 by reducing the overall calcium influx in cells expressing this subunit, thereby inhibiting the channel's function.

Ethosuximide

77-67-8sc-211431
1 g
$300.00
(0)

Ethosuximide is a T-type calcium channel blocker that can inhibit channels associated with Cacna2d3 by decreasing the entry of calcium into neurons, potentially diminishing the activity of channels involving this protein.

Nifedipine

21829-25-4sc-3589
sc-3589A
1 g
5 g
$58.00
$170.00
15
(1)

Nifedipine is a calcium channel blocker that preferentially inhibits L-type channels but may exert functional inhibition on Cacna2d3-containing channels by altering the overall calcium balance and channel regulation in cells where Cacna2d3 is present.

Verapamil

52-53-9sc-507373
1 g
$367.00
(0)

Verapamil, an L-type calcium channel antagonist, can potentially inhibit the function of Cacna2d3 by modulating the calcium channel activity in cells expressing this subunit, leading to reduced calcium influx.

Diltiazem

42399-41-7sc-204726
sc-204726A
1 g
5 g
$209.00
$464.00
4
(1)

Diltiazem inhibits L-type calcium channels and might indirectly inhibit Cacna2d3 function by decreasing the calcium entry through the channels where this protein is a component, thus diminishing its functional contribution to neuronal excitability.

Amlodipine

88150-42-9sc-200195
sc-200195A
100 mg
1 g
$73.00
$163.00
2
(1)

Amlodipine is an inhibitor of L-type calcium channels and can lead to functional inhibition of Cacna2d3 by altering the dynamics of calcium entry in cells where this protein contributes to the formation of calcium channels.

Isradipine

75695-93-1sc-201467
sc-201467A
10 mg
50 mg
$86.00
$318.00
1
(1)

Isradipine selectively blocks L-type calcium channels, which may indirectly inhibit Cacna2d3 activity by reducing calcium ion conductance through channels that contain this subunit, thus inhibiting its role in neurotransmission.

Felodipine

72509-76-3sc-201483
sc-201483A
10 mg
50 mg
$89.00
$218.00
1
(1)

Felodipine acts on L-type calcium channels, which may lead to a functional inhibition of Cacna2d3 by reducing the influx of calcium through channels involving this protein, therefore inhibiting its activity.

trans Lacidipine

103890-78-4sc-213066
10 mg
$153.00
(0)

Lacidipine is a calcium channel blocker that preferentially inhibits L-type channels but could also functionally inhibit the activity of Cacna2d3 by decreasing the availability of calcium ions for channels where Cacna2d3 is a part, thereby reducing the physiological response mediated by these channels, such as neurotransmitter release or muscle contraction.