Date published: 2026-5-5

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WNK3 Activators

The chemical class known as WNK3 activators pertains to a group of compounds that specifically target and modulate the activity of WNK3 (With No lysine [K] Kinase 3), a member of the WNK (With No lysine [K] Kinase) family of serine-threonine protein kinases. WNK3 is a crucial component in cellular signaling pathways, particularly those involved in ion transport and homeostasis. These activators exert their influence by binding to WNK3 and triggering conformational changes that result in the activation of its kinase function. The activation of WNK3, in turn, influences downstream signaling cascades, affecting the activity of various ion channels and transporters, with a particular emphasis on those involved in the regulation of sodium and potassium ions.

The intricate interplay of WNK3 and its activators is fundamental in maintaining cellular osmotic balance and blood pressure regulation. As WNK3 plays a pivotal role in the modulation of ion transport processes in different tissues, including the kidneys and the central nervous system, the development and characterization of WNK3 activators contribute significantly to the understanding of these physiological mechanisms. The molecular interactions between WNK3 and its activators offer insights into potential targets for further research and exploration, shedding light on the intricate cellular processes that underlie ion homeostasis. This chemical class thus serves as a valuable tool for researchers aiming to unravel the complexities of cellular signaling and ion transport regulation mediated by WNK3.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

(−)-Epinephrine

51-43-4sc-205674
sc-205674A
sc-205674B
sc-205674C
sc-205674D
1 g
5 g
10 g
100 g
1 kg
$41.00
$104.00
$201.00
$1774.00
$16500.00
(1)

Epinephrine is a hormone and a neurotransmitter that activates the adrenergic receptors leading to vasoconstriction and increased blood pressure. WNK3 activity is modulated by changes in blood pressure and volume, so epinephrine can enhance WNK3's role in the regulation of vascular tone and sodium reabsorption.

Insulin

11061-68-0sc-29062
sc-29062A
sc-29062B
100 mg
1 g
10 g
$156.00
$1248.00
$12508.00
82
(1)

Insulin is a peptide hormone that regulates carbohydrate and fat metabolism in the body. It triggers signaling pathways that also affect electrolyte dynamics, including those regulated by WNK3. Insulin's action on kidney cells can lead to enhanced WNK3 activity related to ion transport.

Caffeine

58-08-2sc-202514
sc-202514A
sc-202514B
sc-202514C
sc-202514D
50 g
100 g
250 g
1 kg
5 kg
$33.00
$67.00
$97.00
$192.00
$775.00
13
(1)

Caffeine is a central nervous system stimulant that also increases renal blood flow, influencing glomerular filtration rate (GFR). The increased GFR can alter electrolyte balance, which WNK3 is involved in regulating, thereby enhancing WNK3's activity in the kidneys.

Lithium

7439-93-2sc-252954
50 g
$214.00
(0)

Lithium is used primarily to treat bipolar disorder but also has effects on renal function, including influencing the inositol monophosphatase pathway. WNK3, being sensitive to cellular signaling and osmolarity, can be indirectly activated by the alterations in inositol signaling and osmolarity caused by lithium.

Angiotensin II, Human

4474-91-3sc-363643
sc-363643A
sc-363643B
sc-363643C
1 mg
5 mg
25 mg
100 mg
$51.00
$100.00
$310.00
$690.00
3
(1)

Angiotensin II is a peptide that causes vasoconstriction and an increase in blood pressure. It also stimulates sodium reabsorption in the kidneys, which is regulated by WNK3. The enhanced sodium reabsorption activity stimulated by angiotensin II indirectly increases the functional activity of WNK3.

Vasopressin

11000-17-2sc-356188
sc-356188A
5 mg
25 mg
$260.00
$1040.00
1
(0)

Vasopressin is an antidiuretic hormone that regulates water retention in the kidneys, impacting the osmotic balance. WNK3 plays a role in osmoregulation, and the action of vasopressin can indirectly enhance the activity of WNK3 in response to changes in osmolality.

Chlorothiazide

58-94-6sc-202536
sc-202536A
sc-202536B
1 g
5 g
10 g
$39.00
$107.00
$175.00
(0)

Chlorothiazide is a diuretic affecting the electrolyte reabsorption in the renal tubules. By altering the electrolyte balance, WNK3 activity can be enhanced as it responds to the changes in ion transport, promoting the maintenance of electrolyte homeostasis.

Metolazone

17560-51-9sc-211900
100 mg
$228.00
(1)

Metolazone is a thiazide-like diuretic that affects renal ion transport, similar to hydrochlorothiazide. It indirectly enhances WNK3 activity by inducing compensatory mechanisms in response to the ion flux changes caused by the diuretic.