Background:
Calcium-independent phospholipase A2, which promotes cellular membrane hydrolysis and prostaglandin production (PubMed:10744668, PubMed:15695510). Catalyzes the hydrolysis of the sn-2 position of glycerophospholipids, phosphytidylserine and to a lower extent phosphatidylcholine (PubMed:10744668). Cleaves membrane phospholipids (PubMed:15695510). Participates in the generation of lipid second messengers through the mobilization of arachidonic acid in response to cellular stimuli. Synthesizes 2-arachidonoyl lysophosphatidylcholine, a key branch point metabolite in eicosanoid signaling (PubMed:15908428). Participates in the lipid plasticity of myocardium, plays a role in the generation of signaling metabolites and has a prominent effect on the modulaton of energy storage and utilization (PubMed:17213206). Essential for maintaining efficient bioenergetic mitochondrial function through tailoring mitochondrial membrane lipid metabolism and composition (By similarity).
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