Date published: 2026-4-24

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CPA2 Activators

CPA2 activators are a class of chemical agents that specifically target and modulate the activity of the cytosolic phospholipase A2 (cPLA2) enzyme, which is denoted as group IVA phospholipase A2. This enzyme plays a crucial role in the metabolism of phospholipids, which are a major component of all cell membranes. By catalyzing the hydrolysis of the sn-2 acyl bond of phospholipids, cPLA2 releases arachidonic acid, a fatty acid that serves as a precursor for the biosynthesis of various bioactive lipid mediators. CPA2 activators enhance the activity of cPLA2, thereby increasing the production of arachidonic acid from membrane phospholipids. The precise mechanism by which these activators modulate cPLA2 activity can vary, involving direct binding to the enzyme to alter its conformation, or indirectly affecting the enzyme's activity by changing the cellular environment or the availability of cofactors necessary for the enzyme's optimal function.

The regulation of cPLA2 activity is complex and tightly controlled within cellular systems, as it can significantly impact cellular phospholipid homeostasis and the production of lipid mediators. CPA2 activators, by influencing this enzyme, can cause shifts in the balance of lipid-derived messengers, which are known to participate in a variety of cellular signaling pathways. These activators are typically small molecules that can cross cell membranes to interact with cPLA2 within the cell. Their chemical structure is often designed to interact specifically with the active site or allosteric sites of the cPLA2 enzyme, ensuring specificity in their action. The design of CPA2 activators also takes into account the need for these molecules to be stable within the cellular environment and to resist metabolic breakdown long enough to exert their modulatory effect on the enzyme's activity. As such, they represent a focused area of interest in the exploration of cellular signaling and the intricate web of enzymatic interactions that govern cellular responses to a variet

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Zinc

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

Zinc is a cofactor for CPA2, required for its catalytic activity. It helps in the proper folding of the enzyme and the catalysis of peptide bonds.

Calcium

7440-70-2sc-252536
5 g
$209.00
(0)

Calcium ions can modulate the activity of CPA2, potentially by altering the enzyme’s stability or its interaction with substrates.

Sodium benzoate

532-32-1sc-251009
250 g
$21.00
(1)

Sodium benzoate, a preservative, can indirectly affect CPA2 by altering intracellular pH and thus potentially influencing its activity.

Glycerol

56-81-5sc-29095A
sc-29095
100 ml
1 L
$56.00
$153.00
12
(5)

Glycerol is known to stabilize proteins and can potentially enhance CPA2 activity by maintaining its structural integrity.

Urea

57-13-6sc-29114
sc-29114A
sc-29114B
1 kg
2 kg
5 kg
$31.00
$43.00
$78.00
17
(1)

Urea at low concentrations can stabilize protein structures, possibly enhancing CPA2 activity. At higher concentrations, it may lead to denaturation.

Guanidine Hydrochloride

50-01-1sc-202637
sc-202637A
sc-202637B
100 g
1 kg
25 kg
$61.00
$310.00
$1975.00
1
(2)

Guanidine hydrochloride is a chaotrope that at low concentrations might enhance CPA2 activity by affecting protein folding.

L-Arginine

74-79-3sc-391657B
sc-391657
sc-391657A
sc-391657C
sc-391657D
5 g
25 g
100 g
500 g
1 kg
$20.00
$31.00
$61.00
$219.00
$352.00
2
(0)

Arginine, as an amino acid, may influence CPA2 activity indirectly by participating in metabolic pathways that regulate protein function.