Date published: 2026-5-16

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CTDSPL Activators

CTDSPL activators are compounds that specifically target and increase the activity of the CTD small phosphatase-like protein, an enzyme known by the abbreviation CTDSPL. This enzyme belongs to a class of phosphatases, which are enzymes that remove phosphate groups from molecules. Phosphatases play crucial roles in various cellular processes by modulating the phosphorylation status of proteins, thereby altering their function, activity, and interactions. The precise modulation of phosphorylation is essential for maintaining cellular homeostasis and regulating cell signaling pathways. CTDSPL has been identified to have specificity towards certain substrates, although the complete scope of its substrate specificity and biological roles are complex and not fully elucidated.

Activators of CTDSPL are designed to interact with the regulatory or active sites of the enzyme to enhance its phosphatase activity. The increase in activity can have a multitude of effects on cellular signaling pathways due to the downstream impact of altered phosphorylation states of proteins. The biochemical mechanisms by which these activators enhance CTDSPL activity can vary; some may bind directly to the active site and increase its affinity for substrates or turnover rate, while others may bind to allosteric sites, inducing conformational changes that result in an upregulated enzymatic action. As phosphorylation is a reversible post-translational modification that can affect protein function, stability, interaction, and localization, the precise and controlled activation of CTDSPL by these activators is an area of interest in biochemical research, focusing on understanding the enzyme's role in cellular processes at the molecular level.

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Items 1 to 10 of 11 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Forskolin

66575-29-9sc-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
(3)

Forskolin directly activates adenylyl cyclase, leading to an increase in cyclic AMP (cAMP) levels. Elevated cAMP can enhance protein kinase A (PKA) activity, which may then phosphorylate transcription factors or other proteins that indirectly increase CTDSPL activity by affecting its substrate availability or modifying its regulatory environment.

PMA

16561-29-8sc-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
(6)

Phorbol esters like PMA act as diacylglycerol (DAG) analogs, activating protein kinase C (PKC). Activated PKC may phosphorylate proteins that interact with or regulate CTDSPL, thereby enhancing its phosphatase activity.

Sodium Orthovanadate

13721-39-6sc-3540
sc-3540B
sc-3540A
5 g
10 g
50 g
$49.00
$57.00
$187.00
142
(4)

Sodium orthovanadate is a general inhibitor of protein tyrosine phosphatases. The inhibition of competing phosphatases can result in a relative enhancement of CTDSPL functional activity by shifting the phosphatase activity balance towards CTDSPL's substrate specificity.

Okadaic Acid

78111-17-8sc-3513
sc-3513A
sc-3513B
25 µg
100 µg
1 mg
$291.00
$530.00
$1800.00
78
(4)

Okadaic acid is a potent inhibitor of protein phosphatase 1 (PP1) and 2A (PP2A). Inhibition of these phosphatases may lead to compensatory upregulation of CTDSPL activity as a homeostatic response to maintain phosphatase activity balance within the cell.

Calyculin A

101932-71-2sc-24000
sc-24000A
10 µg
100 µg
$163.00
$800.00
59
(3)

Similar to okadaic acid, calyculin A inhibits PP1 and PP2A, potentially leading to a relative increase in CTDSPL activity as the cell seeks to counteract the inhibition of other phosphatases.

(−)-Epigallocatechin Gallate

989-51-5sc-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
(1)

EGCG has been shown to inhibit several protein tyrosine phosphatases, which can indirectly enhance the functional activity of CTDSPL by reducing the dephosphorylation of substrates that may be shared or indirectly influence the activity of CTDSPL.

Zinc

7440-66-6sc-213177
100 g
$48.00
(0)

Zinc ions can act as cofactors for many enzymes, including some phosphatases. The presence of zinc may be required for the optimal activity of CTDSPL, and increasing zinc concentrations can enhance the functional activity of CTDSPL if it acts as a cofactor for the enzyme.

Hydrogen Peroxide

7722-84-1sc-203336
sc-203336A
sc-203336B
100 ml
500 ml
3.8 L
$31.00
$61.00
$95.00
28
(1)

As an oxidizing agent, hydrogen peroxide can modulate the activity of various phosphatases through oxidation of cysteine residues. This oxidative modulation could potentially enhance CTDSPL activity if it leads to the inactivation of regulatory domains or competing phosphatases.

Lithium

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

Lithium ions are known to inhibit inositol monophosphatase, leading to changes in phosphoinositide signaling. This could indirectly enhance CTDSPL activity by altering the signaling environment in which CTDSPL operates.

Curcumin

458-37-7sc-200509
sc-200509A
sc-200509B
sc-200509C
sc-200509D
sc-200509F
sc-200509E
1 g
5 g
25 g
100 g
250 g
1 kg
2.5 kg
$37.00
$69.00
$109.00
$218.00
$239.00
$879.00
$1968.00
47
(1)

Curcumin can inhibit various kinases and phosphatases, potentially altering the phosphorylation status of proteins in a way that could enhance the activity of CTDSPL indirectly by affecting the cellular context in which CTDSPL functions.