TOK-1, also known as Two-Pore Domain Potassium Channel 1, plays a crucial role in regulating potassium ion (K+) flux across cellular membranes, thereby modulating membrane potential and cellular excitability in various organisms. Functioning as a voltage-gated ion channel, TOK-1 is primarily involved in maintaining cellular homeostasis by controlling the flow of K+ ions across cell membranes. This regulation of ion flux is essential for numerous physiological processes, including neuronal excitability, muscle contraction, and hormone secretion.
The activation of TOK-1 involves intricate mechanisms that govern its opening and closing in response to changes in membrane potential. One of the key mechanisms of activation involves the binding of specific ligands or ions to the channel, leading to conformational changes that facilitate the opening of the channel pore. Additionally, changes in membrane potential, such as depolarization, can trigger the activation of TOK-1 channels, allowing for the influx or efflux of K+ ions depending on the cellular context. Furthermore, post-translational modifications and interactions with regulatory proteins can also modulate TOK-1 activity, fine-tuning its function in response to cellular signals. Overall, the activation of TOK-1 channels is a tightly regulated process that plays a fundamental role in maintaining cellular excitability and homeostasis.
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| Product Name | CAS # | Catalog # | QUANTITY | Price | Citations | RATING |
|---|---|---|---|---|---|---|
Forskolin | 66575-29-9 | sc-3562 sc-3562A sc-3562B sc-3562C sc-3562D | 5 mg 50 mg 1 g 2 g 5 g | $78.00 $153.00 $740.00 $1413.00 $2091.00 | 73 | |
Forskolin activates adenylate cyclase, increasing cAMP levels, which can enhance TOK-1 activity through PKA-dependent phosphorylation mechanisms. | ||||||
PMA | 16561-29-8 | sc-3576 sc-3576A sc-3576B sc-3576C sc-3576D | 1 mg 5 mg 10 mg 25 mg 100 mg | $41.00 $132.00 $214.00 $500.00 $948.00 | 119 | |
PMA activates protein kinase C (PKC), which can phosphorylate substrates that may interact with TOK-1, thereby augmenting its cellular functions. | ||||||
Ionomycin | 56092-82-1 | sc-3592 sc-3592A | 1 mg 5 mg | $78.00 $270.00 | 80 | |
By increasing intracellular calcium levels, Ionomycin can indirectly activate calcium-dependent proteins that modulate the function of TOK-1. | ||||||
(−)-Epigallocatechin Gallate | 989-51-5 | sc-200802 sc-200802A sc-200802B sc-200802C sc-200802D sc-200802E | 10 mg 50 mg 100 mg 500 mg 1 g 10 g | $43.00 $73.00 $126.00 $243.00 $530.00 $1259.00 | 11 | |
EGCG inhibits several kinases, potentially reducing competition for phosphorylation sites and indirectly enhancing TOK-1 activity. | ||||||
Dibutyryl-cAMP | 16980-89-5 | sc-201567 sc-201567A sc-201567B sc-201567C | 20 mg 100 mg 500 mg 10 g | $47.00 $136.00 $492.00 $4552.00 | 74 | |
As a cAMP analog, db-cAMP mimics the second messenger cAMP, potentially enhancing TOK-1 activity by similar mechanisms as Forskolin. | ||||||
D-erythro-Sphingosine-1-phosphate | 26993-30-6 | sc-201383 sc-201383D sc-201383A sc-201383B sc-201383C | 1 mg 2 mg 5 mg 10 mg 25 mg | $165.00 $322.00 $570.00 $907.00 $1727.00 | 7 | |
S1P is a bioactive lipid that can activate signaling pathways which may lead to the functional activation of TOK-1. | ||||||
A23187 | 52665-69-7 | sc-3591 sc-3591B sc-3591A sc-3591C | 1 mg 5 mg 10 mg 25 mg | $55.00 $131.00 $203.00 $317.00 | 23 | |
A23187 increases intracellular calcium levels, which can activate calcium-dependent signaling mechanisms that enhance TOK-1 function. | ||||||
Isoproterenol Hydrochloride | 51-30-9 | sc-202188 sc-202188A | 100 mg 500 mg | $28.00 $38.00 | 5 | |
As a beta-adrenergic agonist, Isoproterenol increases cAMP levels, potentially leading to the activation of signaling pathways that enhance TOK-1 activity. | ||||||
Rolipram | 61413-54-5 | sc-3563 sc-3563A | 5 mg 50 mg | $77.00 $216.00 | 18 | |
Rolipram inhibits phosphodiesterase 4 (PDE4), leading to increased cAMP levels which may indirectly enhance TOK-1 activity through cAMP-dependent pathways. | ||||||