{"product_id":"recombinant-human-interleukin-2-il-2-biotinylated-bhp10516733","title":"Recombinant Human Interleukin-2 (IL-2), Biotinylated","description":"\u003ch2\u003eOverview\u003c\/h2\u003e \u003cp\u003eThis product is a recombinant human IL2 protein commonly used as a defined reagent for assay development, interaction studies, and cell-based functional experiments. \u003c\/p\u003e \u003ch2\u003eKey elements and design rationale\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExpression region:\u003c\/strong\u003e 21-153aa — region selection can affect binding epitopes and functional interpretation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eExpression system:\u003c\/strong\u003e Mammalian cell — expression context can influence folding and post-translational features.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eConjugate\/format:\u003c\/strong\u003e C-terminal 10xHis-Avi-tagged — useful for platform-specific capture or detection workflows.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eFormat note:\u003c\/strong\u003e Labeled as biotinylated in the product title; confirm compatibility with your assay design.\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eBiological background\u003c\/h2\u003e \u003cp\u003eCytokine produced by activated CD4-positive helper T-cells and to a lesser extend activated CD8-positive T-cells and natural killer (NK) cells that plays pivotal roles in the immune response and tolerance. Binds to a receptor complex composed of either the high-affinity trimeric IL-2R (IL2RA\/CD25, IL2RB\/CD122 and IL2RG\/CD132) or the low-affinity dimeric IL-2R (IL2RB and IL2RG).\u003c\/p\u003e \u003ch2\u003eResearch relevance and current trends\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eAssay development that combines purified proteins with cell-based readouts for cross-validation.\u003c\/li\u003e \u003cli\u003eDomain- and isoform-aware studies to interpret binding specificity and functional outcomes.\u003c\/li\u003e \u003cli\u003eIntegration of recombinant proteins into multi-omics workflows for pathway characterization.\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eCommon research applications\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eUse as a reagent for consistent dosing across in vitro assays\u003c\/li\u003e \u003cli\u003eGenerate standard curves or spike-in controls in buffer or sample matrix for plate assays\u003c\/li\u003e \u003cli\u003eStimulate cultured cells with IL2 (dose–response\/time-course) and track pathway markers\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eNotes for experimental interpretation\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eConsider isoforms, processing, or post-translational modifications that may differ from endogenous protein across systems.\u003c\/li\u003e \u003cli\u003eFor tagged or labeled formats, confirm that the tag does not occlude binding sites relevant to your readout.\u003c\/li\u003e \u003cli\u003eUse appropriate negative\/positive controls and orthogonal assays when interpreting binding or activity differences.\u003c\/li\u003e \u003c\/ul\u003e \u003c!-- Sources (internal): - UniProt Knowledgebase (UniProt): https:\/\/www.uniprot.org\/ - NCBI Gene (NIH\/NCBI): https:\/\/www.ncbi.nlm.nih.gov\/gene\/ - NCBI Protein (NIH\/NCBI): https:\/\/www.ncbi.nlm.nih.gov\/protein\/ - Reactome Pathway Database: https:\/\/reactome.org\/ - KEGG Pathway Database: https:\/\/www.kegg.jp\/ --\u003e","brand":"CUSABIO TECHNOLOGY LLC","offers":[{"title":"1 mg","offer_id":53059846046061,"sku":"CSB-MP011629HUk7-B-1MG","price":2988.0,"currency_code":"USD","in_stock":true},{"title":"100 ug","offer_id":53059902407021,"sku":"CSB-MP011629HUk7-B-100UG","price":412.0,"currency_code":"USD","in_stock":true},{"title":"20 ug","offer_id":53059902439789,"sku":"CSB-MP011629HUk7-B-20UG","price":166.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/7424\/7277\/files\/CSB-MP011629HUk7-B-SDS.jpg?v=1772294597","url":"https:\/\/www.ebiohippo.com\/products\/recombinant-human-interleukin-2-il-2-biotinylated-bhp10516733","provider":"BioHippo","version":"1.0","type":"link"}