{"product_id":"eif2ak2-ab-446-antibody-bha10559654","title":"EIF2AK2 (Ab-446) Antibody","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThis is a polyclonal anti-EIF2AK2 antibody raised in Rabbit, with confirmed utility in ELISA, WB, IHC, IF. It is designed to detect EIF2AK2 protein in Human and supports researchers working in signal transduction contexts.\u003c\/p\u003e\n\n\u003ch2\u003eKey elements and design rationale\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eImmunogen:\u003c\/strong\u003e Peptide sequence around aa.444~448 (K-R-T-R-S) derived from Human PKR. — determines the epitope region; confirm compatibility with sample preparation and expected post-translational modifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHost species (Rabbit):\u003c\/strong\u003e Requires anti-rabbit-IgG secondary reagents for indirect detection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolyclonal format:\u003c\/strong\u003e Recognizes multiple epitopes for robust signal; inherent lot-to-lot variability requires appropriate controls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsotype (IgG):\u003c\/strong\u003e Matched secondary antibodies and isotype controls required. Compatible with standard Protein A\/G purification workflows.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePurification (Antigen affinity purification):\u003c\/strong\u003e Enriches for specific immunoglobulin classes; reduces non-specific background vs. crude antisera.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBiological background\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eEIF2AK2\u003c\/strong\u003e (also referred to as Double stranded RNA activated protein kinase, E2AK2_HUMAN, eIF-2A protein kinase 2, EIF2AK1, EIF2AK2, Eukaryotic translation initiation factor 2 alpha kinase 2, Eukaryotic translation initiation factor 2-alpha kinase 2, HGNC:9437, Interferon induced double stranded RNA activated protein kinase, Interferon inducible elF2 alpha kinase , Interferon inducible RNA dependent protein kinase, Interferon-induced, double-stranded RNA-activated protein kinase, Interferon-inducible RNA-dependent protein kinase, MGC126524, P1\/eIF-2A protein kinase, P1\/eIF2A protein kinase , p68 kinase, PKR, PPP1R83, PRKR, Protein kinase interferon inducible double stranded RNA dependent, Protein kinase RNA activated, Protein kinase RNA-activated, Protein phosphatase 1 regulatory subunit 83, Serine\/threonine protein kinase TIK , Tyrosine protein kinase EIF2AK2) is a protein target studied in Human systems. Expression, subcellular localization, and post-translational modifications vary across cell types and disease states — factors critical to antibody-based detection design. Consult UniProt, NCBI Gene, and primary literature for current annotation of EIF2AK2 biology in signal transduction.\u003c\/p\u003e\n\n\u003ch2\u003eCommon research applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eELISA:\u003c\/strong\u003e Quantification of soluble target in biological fluids or culture supernatants. Ensure samples are within the linear detection range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWB:\u003c\/strong\u003e Confirms target molecular weight and distinguishes isoforms under denaturing conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIHC:\u003c\/strong\u003e Visualization of target in FFPE or frozen tissue sections. Optimize antigen retrieval and secondary detection for each tissue type.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIF:\u003c\/strong\u003e Subcellular localization in fixed cells or tissue sections; fixation and permeabilization conditions affect epitope accessibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eNotes for experimental interpretation\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsotype controls:\u003c\/strong\u003e Use an isotype-matched (IgG from Rabbit) control at equivalent concentration to assess non-specific background.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCross-reactivity:\u003c\/strong\u003e Polyclonal preparations may cross-react with related proteins. Orthogonal validation (siRNA, KO lysate) is recommended.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatrix effects:\u003c\/strong\u003e Sample matrix can affect performance; pilot dilution linearity and spike-recovery experiments are advised for quantitative studies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecies reactivity:\u003c\/strong\u003e Confirmed for Human. Extrapolation to untested species requires empirical validation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eThis product is a polyclonal antibody purified from rabbit antiserum.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003c!-- Sources:\n- UniProt: https:\/\/www.uniprot.org\n- NCBI Gene: https:\/\/www.ncbi.nlm.nih.gov\/gene\n- Cusabio: https:\/\/www.cusabio.com\n- Human Protein Atlas: https:\/\/www.proteinatlas.org\n- PubMed: https:\/\/pubmed.ncbi.nlm.nih.gov\n--\u003e","brand":"CUSABIO TECHNOLOGY LLC","offers":[{"title":"100 uL","offer_id":53247702466925,"sku":"CSB-PA168179-100UL","price":297.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/7424\/7277\/files\/CSB-PA168179-WB-1.jpg?v=1776790051","url":"https:\/\/www.ebiohippo.com\/products\/eif2ak2-ab-446-antibody-bha10559654","provider":"BioHippo","version":"1.0","type":"link"}