{"product_id":"recombinant-human-gnai2-protein-n-his-bhp21400027","title":"Recombinant Human GNAI2 Protein, N-His","description":"\u003ch2\u003eBackground\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is GNAI2?\u003c\/strong\u003e Guanine nucleotide-binding protein G(i) subunit alpha-2 (GNAI2) is a Heterotrimeric G-protein alpha subunit (Gi family) that cycles between GDP\/GTP states to relay GPCR signals. This target is supplied here as a \u003cstrong\u003erecombinant protein reagent for research use only\u003c\/strong\u003e, enabling controlled biochemical and cell-free interrogation of binding, activity, and interaction logic with a traceable input material.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSubcellular localization (research context):\u003c\/strong\u003e Cytosolic GTPase that associates with the inner plasma membrane (often via lipid modification) as part of heterotrimeric G-protein complexes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDomain \/ architecture (why fragments matter):\u003c\/strong\u003e A small GTPase-like fold with helical and Ras-like domains; functional coupling depends on nucleotide state and interactions with beta-gamma subunits and receptors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat this recombinant protein represents:\u003c\/strong\u003e This product is a \u003cstrong\u003erecombinant Human GNAI2\u003c\/strong\u003e protein  corresponding to \u003cstrong\u003eAla31-Phe355\u003c\/strong\u003e with a \u003cstrong\u003eN-His\u003c\/strong\u003e tag. It is expressed in \u003cstrong\u003eE. coli\u003c\/strong\u003e and supplied as a purified RUO reagent.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eBiological significance and function\u003c\/h2\u003e\n\u003cp\u003eGNAI2 is a core RUO component for GPCR signaling reconstitution and for mechanistic work on nucleotide cycling, effector coupling, and regulator-of-G-protein-signaling (RGS) interactions. Recombinant GNAI2 enables defined nucleotide-state and binding assays.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eMolecular characteristics relevant to experimental design\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtein class:\u003c\/strong\u003e Heterotrimeric G-protein alpha subunit (Gi family) that cycles between GDP\/GTP states to relay GPCR signals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRegion \/ construct:\u003c\/strong\u003e Ala31-Phe355\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApprox. molecular weight:\u003c\/strong\u003e 39.51 kDa\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm:\u003c\/strong\u003e Lyophilized\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePurity:\u003c\/strong\u003e \u0026gt;90%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePurification:\u003c\/strong\u003e Affinity-chromatography\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePost-translational and conformational considerations:\u003c\/strong\u003e Prokaryotic expression typically yields a non-glycosylated recombinant form. This is often appropriate for cytosolic enzymes and many binding studies, while secreted or multi-domain extracellular targets can behave differently when native PTMs are required.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eExpression and purification context (quality transparency for RUO)\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpression system:\u003c\/strong\u003e E. coli\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRegion expressed:\u003c\/strong\u003e Ala31-Phe355\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTag:\u003c\/strong\u003e N-His\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePurification:\u003c\/strong\u003e Affinity-chromatography\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePurity:\u003c\/strong\u003e \u0026gt;90%\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormulation (context):\u003c\/strong\u003e Lyophilized from a solution in PBS pH 7.4, 1 mM EDTA, 4% Trehalose, 1% Mannitol.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEndotoxin:\u003c\/strong\u003e Not provided in the public listing (contact for details if your assay is endotoxin-sensitive).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReconstitution:\u003c\/strong\u003e Reconstitute in sterile water for a stock solution. A copy of datasheet will be provided with the products, please refer to it for details.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr\u003e\n\n\u003ch2\u003eResearch interpretation\u003c\/h2\u003e\n\u003cp\u003eGNAI2 recombinant reagents are most valuable when you need a \u003cstrong\u003edefined molecular input\u003c\/strong\u003e to reduce variability from endogenous expression and processing. For small GTPase\/G-protein systems, nucleotide state is the key experimental variable—define GDP\/GTP conditions explicitly when benchmarking interactions.\u003c\/p\u003e","brand":"Biohippo Inc","offers":[{"title":"100 ug","offer_id":53000607170925,"sku":"HB595012-100UG","price":311.0,"currency_code":"USD","in_stock":true},{"title":"1 mg","offer_id":53000607203693,"sku":"HB595012-1MG","price":1627.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/7424\/7277\/files\/HB595012-SDSPAGE-1.jpg?v=1770274659","url":"https:\/\/www.ebiohippo.com\/products\/recombinant-human-gnai2-protein-n-his-bhp21400027","provider":"BioHippo","version":"1.0","type":"link"}