Date published: 2026-4-30

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NCKX2 Inhibitors

NCKX2 inhibitors are a class of chemical compounds designed to specifically target and inhibit the activity of the sodium-calcium/potassium exchanger 2 (NCKX2), a membrane protein responsible for regulating intracellular calcium levels. NCKX2 is a member of the potassium-dependent sodium-calcium exchangers, which are important for maintaining calcium homeostasis in various tissues, including neurons and muscle cells. By transporting calcium ions out of the cell in exchange for sodium and potassium ions, NCKX2 plays a crucial role in restoring cellular calcium balance after signaling events that cause calcium influx. Inhibitors of NCKX2 aim to interfere with this ion exchange process, effectively modulating the flow of calcium ions and impacting calcium-dependent cellular functions.

NCKX2 inhibitors can include small molecules and peptides that bind to specific domains of the NCKX2 protein, particularly those involved in ion binding and translocation. These inhibitors may function by blocking the exchanger's ion-binding sites, altering the protein's conformation, or preventing the movement of sodium, calcium, and potassium ions across the membrane. The design of NCKX2 inhibitors often involves high-throughput screening and computational modeling to identify compounds that have high specificity and affinity for NCKX2. Structural studies, such as X-ray crystallography or cryo-electron microscopy, can further aid in understanding how these inhibitors interact with the exchanger at the molecular level. By inhibiting NCKX2, these compounds offer a tool for investigating the role of ion exchangers in calcium regulation and the physiological processes governed by calcium signaling.

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Items 1 to 10 of 12 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

12β-Hydroxydigitoxin

20830-75-5sc-213604
sc-213604A
1 g
5 g
$143.00
$694.00
(0)

12β-Hydroxydigitoxin could potentially downregulate NCKX2 expression due to its inhibitory action on Na+/K+ ATPase, leading to altered ionic gradients that may trigger a decrease in gene transcription for ion transport proteins.

Ouabain-d3 (Major)

sc-478417
1 mg
$516.00
(0)

Ouabain's specific binding to Na+/K+ ATPase might cause a reduction in NCKX2 expression by disrupting sodium and potassium balance, which could have downstream effects on the transcription of related ion exchangers.

Verapamil

52-53-9sc-507373
1 g
$374.00
(0)

Verapamil may decrease NCKX2 expression by blocking L-type calcium channels, thereby reducing intracellular calcium levels that are critical for the expression of calcium-dependent transporters.

Nifedipine

21829-25-4sc-3589
sc-3589A
1 g
5 g
$59.00
$173.00
15
(1)

Nifedipine could downregulate NCKX2 expression by diminishing calcium influx through its blockade of L-type calcium channels, which may lead to a reduced stimulus for NCKX2 gene transcription.

Diltiazem

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

Diltiazem may reduce NCKX2 transcript levels by lowering intracellular calcium, a key second messenger in pathways controlling the expression of calcium transport and exchanger genes.

Amiloride

2609-46-3sc-337527
1 g
$296.00
7
(1)

Amiloride could potentially decrease NCKX2 expression by inhibiting epithelial sodium channels, thereby disrupting the sodium homeostasis that is necessary for the optimal transcription of sodium-dependent exchangers.

Hydrochlorothiazide

58-93-5sc-207738
sc-207738A
sc-207738B
sc-207738C
sc-207738D
5 g
25 g
50 g
100 g
250 g
$55.00
$240.00
$333.00
$562.00
$988.00
(0)

Hydrochlorothiazide might lead to a downregulation of NCKX2 expression as a response to altered sodium and water balance, which may necessitate a compensatory adjustment in ion transporter expression.

Spironolactone

52-01-7sc-204294
50 mg
$109.00
3
(1)

Spironolactone could decrease NCKX2 expression by antagonizing aldosterone receptors, consequently leading to changes in the expression of genes involved in sodium and calcium transport.

Isradipine

75695-93-1sc-201467
sc-201467A
10 mg
50 mg
$88.00
$324.00
1
(1)

Isradipine might downregulate NCKX2 expression through its potent blockade of L-type calcium channels, thereby reducing the intracellular signaling required for the upregulation of calcium exchange proteins.

L-phenylephrine

59-42-7sc-295315
sc-295315A
5 g
25 g
$181.00
$492.00
2
(0)

L-phenylephrine could potentially reduce NCKX2 expression by stimulating α1-adrenergic receptors, which may alter intracellular calcium levels and lead to a subsequent decrease in calcium-dependent gene expression.