diacylglycerol phosphorylation

Dioctanoylglycol (ethane-1,2-diyl dioctanoate) is a diacylglycerol kinase inhibitor.

Dioctanoylphosphatidic acid sodium (DOPA sodium) is a bioactive phosphatidic acid (PA) derivative serving as a key lipid signaling molecule. Derived from glycerophospholipids via the action of phospholipase D (PLD), it acts as a precursor to diacylglycerol (DAG) and lysophosphatidic acid (LPA). It specifically binds to and activates the FRB domain of the mammalian target of rapamycin (mTOR), thereby promoting mTOR phosphorylation. Additionally, it modulates the respiratory burst in phagocytic cells such as neutrophils. In oncological studies, it has been shown to enhance the viability of gallbladder cancer (GBC) cells inhibited by histone deacetylase inhibitors (HDACI), suggesting a protective role against epigenetic-mediated growth suppression.

1,2-Dioleoyl-rac-glycerol-13C3 is intended for use as an internal standard for the quantification of 1,2-dioleoyl-rac-glycerol by GC- or LC-MS. 1,2-dioleoyl-rac-glycerol is a diacylglycerol that contains oleic acid at the sn-1 and sn-2 positions. It effectively binds the C1 domain to activate conventional protein kinase C forms and serves as a substrate for diacylglycerol kinases and multisubstrate lipid kinase.1,2,3 |1. Yamaguchi, Y., Shirai, Y., Matsubara, T., et al. Phosphorylation and up-regulation of diacylglycerol kinase γ via its interaction with protein kinase Cγ. J. Biol. Chem. 281(42), 31627-31637 (2006).|2. Zhou, Q.Z., Raynor, R.L., Wood, M.G., Jr., et al. Structure-activity relationship of synthetic branched-chain distearoylglycerol (distearin) as protein kinase C activators. Biochemistry 27(19), 7361-7365 (1988).|3. Epand, R.M., Shulga, Y.V., Timmons, H.C., et al. Substrate chirality and specificity of diacylglycerol kinases and the multisubstrate lipid kinase. Biochemistry 46(49), 14225-14231 (2007).

Phosphatidylinositols, comprising about 10% of total cellular phospholipids, are glycerophospholipids featuring a glycerol backbone, two non-polar fatty acid tails (primarily C16:0 and C18:0), and a polar inositol head group. Synthesized from cytidine diphosphate diacylglycerol (CPD-DAG) and myoinositol via phosphoinositol synthase, these compounds play pivotal roles in cellular processes, including calcium regulation, vesicle trafficking, mitogenesis, cell survival, and actin rearrangement. Phosphorylation of their inositol rings produces phosphoinositides, crucial for these cellular functions. [Matreya, LLC. Catalog No. 1048]

Macrophage-activating lipopeptide 2 TFA (MALP-2 TFA) is a diacylglycerol lipopeptide and TLR-2/TLR-6 agonist that activates immune cell responses such as macrophages, upregulating TNF, IL-6, and PGE2 to induce local inflammation.