{"product_id":"recombinant-human-r-spondin-3-rspo3-protein-active-low-endo-bep-0049ul","title":"Recombinant Human R-Spondin 3\/RSPO3 Protein, Active, Low Endotoxin","description":"\u003cmeta charset=\"utf-8\"\u003e\n\u003ch3 class=\"font_9\"\u003e\n\u003cmeta charset=\"utf-8\"\u003e\n\u003cspan\u003eProduct Overview\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 30%;\" data-mce-style=\"width: 30%;\"\u003e\u003cstrong\u003eProduct Name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70%;\" data-mce-style=\"width: 70%;\"\u003eRecombinant Human R-Spondin 3\/RSPO3 Protein\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 30%;\" data-mce-style=\"width: 30%;\"\u003e\u003cstrong\u003eTarget Symbol\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70%;\" data-mce-style=\"width: 70%;\"\u003eRSPO3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 30%;\" data-mce-style=\"width: 30%;\"\u003e\u003cstrong\u003eAlternative Names\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70%;\" data-mce-style=\"width: 70%;\"\u003eRoof Plate-specific Spondin 3, RSPO3, Thrombospondin Type I Domain Containing 2, Protein With TSP Type-1 Repeat, THSD2, PWTSR, CRISTIN1, HPWTSR, HRspo3, FLJ14440\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 30%;\" data-mce-style=\"width: 30%;\"\u003e\u003cstrong\u003eAccession Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70%;\" data-mce-style=\"width: 70%;\"\u003eQ9BXY4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 30%;\" data-mce-style=\"width: 30%;\"\u003e\u003cstrong\u003eExpression System\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70%;\" data-mce-style=\"width: 70%;\"\u003eMammalian cell line.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 30%;\" data-mce-style=\"width: 30%;\"\u003e\u003cstrong\u003eMolecular Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70%;\" data-mce-style=\"width: 70%;\"\u003e28.2 kDa (predicted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 30%;\" data-mce-style=\"width: 30%;\"\u003e\u003cstrong\u003eSequence\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70%;\" data-mce-style=\"width: 70%;\"\u003eAsn23-His272\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 30%;\" data-mce-style=\"width: 30%;\"\u003e\u003cstrong\u003ePurity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70%;\" data-mce-style=\"width: 70%;\"\u003e\u0026gt;98% by SDS-PAGE and quantitative densitometry by Coomassie® Blue staining\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 30%;\" data-mce-style=\"width: 30%;\"\u003e\u003cstrong\u003eActivity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70%;\" data-mce-style=\"width: 70%;\"\u003eDetermined by the ability to promote proliferation of neuroblastoma cells.The ED50 for this effect is typically \u0026lt;40 ng\/mL.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 30%;\" data-mce-style=\"width: 30%;\"\u003e\u003cstrong\u003eFormulation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70%;\" data-mce-style=\"width: 70%;\"\u003eLyophilized from sterile PBS with Trehalose, pH 7.4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 30%;\" data-mce-style=\"width: 30%;\"\u003e\u003cstrong\u003eEndotoxin Level\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70%;\" data-mce-style=\"width: 70%;\"\u003e\u0026lt;0.005 EU per 1 μg of the protein as determined by the LAL method\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 30%;\" data-mce-style=\"width: 30%;\"\u003e\u003cstrong\u003eShipping\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70%;\" data-mce-style=\"width: 70%;\"\u003eShipped at ambient temperature.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 30%;\" data-mce-style=\"width: 30%;\"\u003e\u003cstrong\u003eStability \u0026amp; Storage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70%;\" data-mce-style=\"width: 70%;\"\u003e12 months from date of receipt at -20°C to -70°C, lyophilized powder.\n3 months at -20°C to -70°C under sterile conditions after reconstitution.\nAvoid repeated freeze-thaw cycles.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 30%;\" data-mce-style=\"width: 30%;\"\u003e\u003cstrong\u003eReconstitution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70%;\" data-mce-style=\"width: 70%;\"\u003eReconstitute at 100 ug\/mL in sterile PBS.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 30%;\" data-mce-style=\"width: 30%;\"\u003e\u003cstrong\u003eTarget Function\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70%;\" data-mce-style=\"width: 70%;\"\u003eRoof plate-specific Spondin 3 (R-Spondin 3 or RSPO3) is a key regulator of Wnt signaling with diverse functions in during embryonic development, tissue homeostasis, and stem cell maintenance. In embryonic development, RSPO3 is involved in various processes, including limb bud development, skeletal patterning, and organogenesis. In adults, it plays a role in maintaining tissue homeostasis, particularly in stem cell niches where Wnt signaling is critical for the regulation of stem cell self-renewal and differentiation. RSPO3 enhances Wnt signaling by competing with Wnt antagonist DKK-1 for binding to Low-Density Lipoprotein Receptor-related Proteins LRP4, LRP5 or LRP6 and inhibiting its interaction with the co-receptor Kremen. This inhibition leads to the stabilization of the Frizzled\/LRP receptor complex, which initiates downstream signaling events mediated by Wnt proteins. As the in vivo roles of RSPO3 have been elucidated in tissue patterning and stem cell maintenance, RSPO3 plays a more common role for in vitro cell culture and the growth and maintenance of 3-D organoid cultures.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 30%;\" data-mce-style=\"width: 30%;\"\u003e\u003cstrong\u003eTissue Specificity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70%;\" data-mce-style=\"width: 70%;\"\u003eR-Spondin 3 expression has been identified in limb buds, neural tube, Intestinal crypt epithelial cells, mammary glands, lung epithelium, liver bile ducts, basal layer of epidermis, hair follicles, ovaries and testes.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 30%;\" data-mce-style=\"width: 30%;\"\u003e\u003cstrong\u003eCellular Localization\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70%;\" data-mce-style=\"width: 70%;\"\u003eSecreted protein\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 30%;\" data-mce-style=\"width: 30%;\"\u003e\u003cstrong\u003eInvolvement In Disease\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 70%;\" data-mce-style=\"width: 70%;\"\u003eDysregulation of R-Spondin 3 is associated with autosomal dominant polycystic kidney disease (ADPKD), brachydactyly type B1 (BDB1), Tetra-amelia syndrome, aplastic anemia and thrombocytopenia (TAAD), osteoarthritic cartilage, and numerous cancers (colorectal, gastric, breast, ovarian, liver and prostate).\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Beta LifeScience","offers":[{"title":"100ug","offer_id":48253310632161,"sku":"BEP-0049UL","price":844.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/www.betalifesci.com\/products\/recombinant-human-r-spondin-3-rspo3-protein-active-low-endo-bep-0049ul","provider":"Beta LifeScience","version":"1.0","type":"link"}