Recombinant Mouse ANGPTL3 Protein (C-6His)

Beta LifeScience SKU/CAT #: BL-1181NP
BL-1181NP: Greater than 95% as determined by reducing SDS-PAGE. (QC verified)
BL-1181NP: Greater than 95% as determined by reducing SDS-PAGE. (QC verified)

Recombinant Mouse ANGPTL3 Protein (C-6His)

Beta LifeScience SKU/CAT #: BL-1181NP
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Product Overview

Description Recombinant Mouse Angiopoietin-related Protein 3 is produced by our Mammalian expression system and the target gene encoding Ser17-Thr206 is expressed with a 6His tag at the C-terminus.
Accession Q9R182
Synonym Angiopoietin-related Protein 3; Angiopoietin-like protein 3; Angptl3
Gene Background Angiopoietin-like Protein 3 (ANGPTL3) is a secreted glycoprotein that is structurally related to the angiopoietins. Mature mouse ANGPTL3 contains an N-terminal coiled coil domain and a C-terminal fibrinogen-like domain. ANGPTL3 is expressed in the liver from early in development through adulthood. ANGPTL3 directly inhibits lipoprotein lipase (LPL) and endothelial lipase (EL), enzymes responsible for hydrolyzing circulating triglycerides and HDL phospholipids. This activity requires a putative heparin-binding motif which is N-terminal to the coiled coil domain. Proteolytic removal of the fibrinogen-like domain from the N-terminal fragment serves to activate ANGPTL3 and increase its ability to inhibit LPL in vitro and function in vivo. ANGPTL3 promotes an increase in circulating triglyceride levels without altering VLDL or HDL secretion or uptake. ANGPTL3 expression in vivo is up-regulated by LXR agonists and down-regulated by insulin, leptin, and agonists of TRβ or PPARβ. ANGPTL3, secreted by fetal liver cells, also promotes the expansion of hematopoietic stem cells.
Molecular Mass 22.7 KDa
Apmol Mass 25-30 KDa, reducing conditions
Formulation Lyophilized from a 0.2 μm filtered solution of PBS, pH 7.4.
Endotoxin Less than 0.1 ng/µg (1 EU/µg) as determined by LAL test.
Purity Greater than 95% as determined by reducing SDS-PAGE. (QC verified)
Biological Activity Not tested
Reconstitution Always centrifuge tubes before opening. Do not mix by vortex or pipetting. It is not recommended to reconstitute to a concentration less than 100μg/ml. Dissolve the lyophilized protein in distilled water. Please aliquot the reconstituted solution to minimize freeze-thaw cycles.
Storage Lyophilized protein should be stored at ≤ -20°C, stable for one year after receipt. Reconstituted protein solution can be stored at 2-8°C for 2-7 days. Aliquots of reconstituted samples are stable at ≤ -20°C for 3 months.
Shipping The product is shipped at ambient temperature. Upon receipt, store it immediately at the temperature listed below.
Usage For Research Use Only

Target Details

Target Function Acts in part as a hepatokine that is involved in regulation of lipid and glucose metabolism. Proposed to play a role in the trafficking of energy substrates to either storage or oxidative tissues in response to food intake. Has a stimulatory effect on plasma triglycerides (TG), which is achieved by suppressing plasma TG clearance via inhibition of LPL activity; the function seems to be specific for the feeding conditions. The inhibition of LPL activity appears to be an indirect mechanism involving recruitment of proprotein convertases PCSK6 and FURIN to LPL leading to cleavage and dissociation of LPL from the cell surface; the function does not require ANGPTL3 proteolytic cleavage but seems to be mediated by the N-terminal domain, and is not inhibited by GPIHBP1. Can inhibit endothelial lipase, causing increased plasma levels of high density lipoprotein (HDL) cholesterol and phospholipids; the cleaved N-terminal domain is more efficient than the uncleaved proprotein. Can bind to adipocytes to activate lipolysis, releasing free fatty acids and glycerol. Suppresses LPL specifically in oxidative tissues which is required to route very low density lipoprotein (VLDL)-TG to white adipose tissue (WAT) for storage in response to food; the function may involve cooperation with circulating, liver-derived ANGPTL8 and ANGPTL4 expression in WAT. Contributes to lower plasma levels of low density lipoprotein (LDL)-cholesterol by a mechanism that is independent of the canonical pathway implicating APOE and LDLR. May stimulate hypothalamic LPL activity.; Involved in angiogenesis. Binds to endothelial cells via integrin alpha-V/beta-3 (ITGAV:ITGB3), activates FAK, MAPK and Akt signaling pathways and induces cell adhesion and cell migration. May increase the motility of podocytes. Secreted from podocytes, may modulate properties of glomerular endothelial cells involving integrin alpha-V/beta-3 and Akt signaling. May induce actin filament rearrangements in podocytes implicating integrin alpha-V/beta-3 and Rac1 activation. Binds to hematopoietic stem cells (HSC) and is involved in the regulation of HSC activity probably implicating down-regulation of IKZF1/IKAROS.
Subcellular Location Secreted. Cell projection, lamellipodium.
Database References

KEGG: mmu:30924

STRING: 10090.ENSMUSP00000030280

UniGene: PMID: 29334984

  • ANGPTL8 has a functional LPL inhibitory motif, but only inhibits LPL and increases plasma TG levels in mice in the presence of ANGPTL3 PMID: 28413163
  • The data suggests that ANGPTL3 is part of the machinery causing dyslipidemia majorily via LPL inhibition in mastitis mice. PMID: 29104012
  • Using in vitro ketosis model by glucose starvation, studied inhibition of ketosis by momilactone B. Found momilactone B could regulate the angiopoietin-like-3 (ANGPTL3)-lipoprotein lipase (LPL)pathway, and suppressed the expression of HMGCS2 through the increased expression of STAT5b. PMID: 27874312
  • This model suggests a general mechanism by which TAG trafficking is coordinated by lipasin, Angptl3 and Angptl4 at different nutritional statuses. PMID: 26687026
  • Inactivation of ANGPTL3 reduces hepatic VLDL-triglyceride secretion PMID: 25954050
  • The deletion of ANGPTL3 tremendously attenuates proteinuria and protects podocytes from injury in a mouse model of adriamycin-induced nephropathy. PMID: 25710887
  • ANGPTL3 has a role in regulating white adipose tissue energy homeostasis but not in liver PMID: 26305978
  • Data indicate that expression of Angptl3 in hematopoietic stem cell (HSC) through lentiviral transduction promoted HSC expansion. PMID: 25170927
  • Angptl3 could induce actin filament rearrangement, mainly in lamellipodia formation, and that this process was mediated by integrin alpha(V)beta-mediated FAK and PI3K phosphorylation and Rac1 activation. PMID: 24294595
  • Furin has a role as the primary in vivo convertase of ANGPTL3 and endothelial lipase in hepatocytes PMID: 23918928
  • ANGPTL8, a paralog of ANGPTL3 that arose through duplication of an ancestral DOCK gene, regulates postprandial TAG and fatty acid metabolism by controlling activation of its progenitor, and perhaps other ANGPTLs PMID: 23150577
  • Angptl3, as an extrinsic factor, thus supports the stemness of hematopoietic stem cells in the bone marrow niche. PMID: 20959605
  • ANGPTL3 expression is upregulated in puromycin-induced podocyte damage and is associated with the reduction of perlecan and agrin expression PMID: 20424482
  • a molecular connection between ANGPTL3, lipoprotein lipase, and proprotein convertases PMID: 20581395
  • ANGPTL3 to be capable of regulating the motility and permeability of podocytes and that the mechanism of ANGPTL3's regulation could be associated with the altered expression of nephrin. PMID: 20633534
  • Like ANGPTL4, ANGPTL3 inhibited nonstabilized LPL but not GPIHBP1-stabilized LPL PMID: 19542565
  • ANGPTL3 stimulates endothelial cell adhesion and migration via integrin alpha vbeta 3 and induces blood vessel formation in vivo PMID: 11877390
  • affects VLDL triglyceride clearance by interfering with LPL activity PMID: 12097324
  • hepatic Angptl3 has a role in hypertriglyceridemia associated with the treatment of LXR ligand PMID: 12672813
  • the cleavage of ANGPTL3 at two sites is important for the activation of ANGPTL3 in vivo PMID: 12909640
  • Expression of ANGPTL3 was enhanced in both insulin-deficient and -resistant diabetic states; results strongly suggest ANGPTL3 to play an important role in hyperlipidemia in diabetes. PMID: 15094378
  • Elevated ANGPTL3 by leptin- or insulin-resistance is attributed to increased plasma triglycerides and free fatty acid levels in obesity. PMID: 15336575
  • Differential regulation of Angptl3 and Angptl4 by sites of expression, nutritional status, and ligands of nuclear receptors may confer unique roles of each in lipoprotein metabolism. Angptl3 is a target gene of liver X receptor PMID: 15863837
  • Angptl3-deficiecy displayed hypotriglyceridemia with elevated postheparin plasma lipoprotein lipase, with greater effect in fed state. Deficiecy in both Angptl proteins had additive effect on plasma triglycerides with survival not past 2 months of age. PMID: 16081640
  • Angptl3 acts as an inhibitor of EL and may be involved in the regulation of plasma HDL cholesterol and HDL-PL levels in humans and rodents. PMID: 17110602
  • SE1 region of ANGPTL3 and ANGPTL4 functions as a domain important for binding LPL and inhibiting its activity in vitro and in vivo. PMID: 19318355
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