Date published: 2025-12-7

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SNAT5 Activators

SNAT5 Activators encompass a range of chemical compounds that directly or indirectly upregulate the activity of the Sodium-coupled Neutral Amino Acid Transporter 5. The essential role of sodium ions is highlighted by their creation of an electrochemical gradient, which is a fundamental mechanism that SNAT5 utilizes to transport amino acids across the cell membrane. Similarly, the presence of specific amino acids such as leucine in the extracellular environment serves as a substrate that SNAT5 can effectively transport, thereby increasing its activity. Hormonal influences, such as insulin, enhance the PI3K/Akt pathway, promoting the translocation of SNAT5 to the plasma membrane, which is a critical step in augmenting its transport capacity. Phorbol esters like PMA activate PKC, which may enhance the surface expression of SNAT5 by modulating the cellular trafficking machinery.

SNAT5 activators comprise a diverse array of chemical entities that serve to enhance the functional activity of Sodium-coupled Neutral Amino Acid Transporter 5 through distinct biochemical pathways and cellular processes. Sodium ions, fundamental to SNAT5's mechanism, heighten its activity by establishing the necessary electrochemical gradient for amino acid transport. Leucine, as a transported substrate, directly promotes transporter engagement, while insulin, signaling through the PI3K/Akt pathway, increases SNAT5's translocation to the plasma membrane, consequently amplifying its transport capacity. PMA, through PKC activation, potentially escalates the membrane localization of SNAT5, influencing its transport efficacy. Similarly, dibutyryl-cAMP and Ionomycin, by activating PKA and raising intracellular calcium respectively, may enhance SNAT5 activity by promoting its cellular trafficking and membrane insertion. EGF, by triggering downstream signaling via the EGFR, can indirectly increase SNAT5's surface expression, as can the mTOR inhibitor rapamycin, which upregulates amino acid transporters as a compensatory mechanism during nutrient scarcity.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

L-Leucine

61-90-5sc-364173
sc-364173A
25 g
100 g
$21.00
$61.00
(0)

Leucine is one of the amino acids that SNAT5 is known to transport. By increasing the extracellular concentration of leucine, SNAT5 activity can be indirectly increased due to substrate availability.

Insulin

11061-68-0sc-29062
sc-29062A
sc-29062B
100 mg
1 g
10 g
$153.00
$1224.00
$12239.00
82
(1)

Insulin can stimulate amino acid uptake by activating the PI3K/Akt signaling pathway, which has been shown to increase the surface expression and activity of amino acid transporters including SNAT5.

PMA

16561-29-8sc-3576
sc-3576A
sc-3576B
sc-3576C
sc-3576D
1 mg
5 mg
10 mg
25 mg
100 mg
$40.00
$129.00
$210.00
$490.00
$929.00
119
(6)

PMA activates protein kinase C (PKC), which can lead to the phosphorylation and activation of trafficking proteins that control the cell surface expression of SNAT5, thereby enhancing its functional activity.

Dibutyryl-cAMP

16980-89-5sc-201567
sc-201567A
sc-201567B
sc-201567C
20 mg
100 mg
500 mg
10 g
$45.00
$130.00
$480.00
$4450.00
74
(7)

Dibutyryl-cAMP, a cAMP analog, can mimic cAMP’s effect by activating PKA, which can phosphorylate and influence the cellular trafficking machinery, potentially increasing the membrane localization and activity of SNAT5.

Ionomycin

56092-82-1sc-3592
sc-3592A
1 mg
5 mg
$76.00
$265.00
80
(4)

Ionomycin is a calcium ionophore that increases intracellular calcium levels, which can stimulate the exocytosis of intracellular vesicles containing SNAT5, resulting in increased surface expression and activity of the transporter.

Rapamycin

53123-88-9sc-3504
sc-3504A
sc-3504B
1 mg
5 mg
25 mg
$62.00
$155.00
$320.00
233
(4)

Inhibition of mTOR, a sensor of cellular nutrient and energy status, can upregulate amino acid transporters including SNAT5 as a compensatory response to perceived nutrient scarcity.

Tauroursodeoxycholic Acid, Sodium Salt

14605-22-2sc-281165
1 g
$644.00
5
(1)

TUDCA is a bile acid that can influence cellular stress pathways, and has been implicated in the stabilization of membrane proteins, potentially enhancing the stability and activity of SNAT5 on the cell surface.

Retinoic Acid, all trans

302-79-4sc-200898
sc-200898A
sc-200898B
sc-200898C
500 mg
5 g
10 g
100 g
$65.00
$319.00
$575.00
$998.00
28
(1)

Retinoic acid can differentiate cells and influence gene expression, which may include upregulation of transporters like SNAT5 as part of cellular maturation and function enhancement.

Lithium

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

Lithium ions can influence various signaling pathways including GSK-3, which might modulate the trafficking and stability of membrane proteins including SNAT5, thereby potentially enhancing its activity.