{"product_id":"apex2-antibody-bha17110343","title":"APEX2 Antibody","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eAPEX2 Antibody is a research-use antibody directed against \u003cstrong\u003eAPEX2\u003c\/strong\u003e. It is supplied for use in common immunoassay contexts such as WB, FACS, Direct ELISA (RUO).\u003c\/p\u003e\n\n\u003ch2\u003eKey elements and design rationale\u003c\/h2\u003e\n\u003cul\u003e\n  \n\u003cli\u003e\n\u003cstrong\u003eTarget:\u003c\/strong\u003e APEX2.\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eDescription (provided):\u003c\/strong\u003e ber of the apurinic\/apyrimidinic (AP) family of endonucleases that initiate the repair of AP sites formed by spontaneous hydrolysis of the N-glycosylic bond, mutagen-induced base release, or damaged-base excision by a DNA repair glycosylase.\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eAntibody type:\u003c\/strong\u003e Rabbit, Polyclonal, Rabbit IgG.\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e Antigen affinity purified; Affinity purified.\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eSpecies reactivity:\u003c\/strong\u003e tested: Human.\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eImmunogen (if provided):\u003c\/strong\u003e Recombinant human protein (amino acids M1-G500) was used as the immunogen for the APEX2 antibody..\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe information above helps you match the antibody format to your assay context, interpret species-dependent differences, and anticipate how epitope context (isoforms, PTMs, or conformational state) may influence signal.\u003c\/p\u003e\n\n\u003ch2\u003eBiological background\u003c\/h2\u003e\n\u003cp\u003eAPEX2, also called apurinic\/apyrimidinic endonuclease like-2, is a member of the apurinic\/apyrimidinic (AP) family of endonucleases that initiate the repair of AP sites formed by spontaneous hydrolysis of the N-glycosylic bond, mutagen-induced base release, or damaged-base excision by a DNA repair glycosylase. RT-PCR detected APEX2 expression in HeLa cells, Jurkat cells, and human kidney, brain and fetal brain tissue. The APEX2 gene is mapped to chromosome Xp11.21. APEX2 participates in both nuclear and mitochondrial base excision repair (BER) and it can play a role in processing 3-prime-damaged termini or 3-prime-mismatched nucleotides. Additionally, APEX2 displayed weaker AP site-specific and 3-prime nuclease activities compared to APEX1.\u003c\/p\u003e\n\u003cp\u003eFor curated annotations (gene\/protein naming, domains, isoforms, and pathway links) for APEX2, consult primary databases such as UniProt, NCBI Gene, and Ensembl.\u003c\/p\u003e\n\n\u003ch2\u003eResearch relevance and current trends\u003c\/h2\u003e\n\u003cul\u003e\n  \n\u003cli\u003eContext-dependent expression studies: researchers often examine APEX2 abundance and localization across perturbations (genetic, pharmacologic, or environmental) to connect phenotype to molecular changes.\u003c\/li\u003e  \u003cli\u003eReagent reproducibility: there is growing emphasis on antibody specificity checks using orthogonal approaches (e.g., genetic perturbation or independent antibodies) and transparent reporting of clone\/lot information.\u003c\/li\u003e  \u003cli\u003eMulti-modal datasets: antibody-based readouts are increasingly combined with transcriptomics and imaging to relate protein-level measurements to cell-state transitions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCommon research applications\u003c\/h2\u003e\n\u003cul\u003e\n  \n\u003cli\u003eWestern blotting (immunoblot) for relative detection of target protein abundance and apparent molecular weight.\u003c\/li\u003e  \u003cli\u003eFACS: commonly used to detect or compare APEX2 across experimental conditions (conceptual guidance only).\u003c\/li\u003e  \u003cli\u003eDirect ELISA: commonly used to detect or compare APEX2 across experimental conditions (conceptual guidance only).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWhen comparing conditions, interpret changes in signal in the context of sample composition, expected localization, and any known isoform complexity for the target.\u003c\/p\u003e\n\n\u003ch2\u003eNotes for experimental interpretation\u003c\/h2\u003e\n\u003cul\u003e\n  \n\u003cli\u003e\n\u003cstrong\u003eIsoforms and PTMs:\u003c\/strong\u003e alternative splicing or post-translational modifications can change epitope accessibility and apparent molecular weight; interpret bands\/signals accordingly.\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eCross-reactivity and matrix effects:\u003c\/strong\u003e background binding can vary by sample type, species, and blocking\/detection chemistries; include appropriate negative controls.\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eControl concepts:\u003c\/strong\u003e where feasible, use genetic perturbation (KO\/KD\/overexpression), orthogonal assays, or independent antibodies to support specificity claims.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAntibody considerations:\u003c\/strong\u003e Polyclonal reagents may recognize multiple epitopes and can increase sensitivity but may show broader binding profiles, while monoclonal clones provide a single-epitope readout that can improve consistency across experiments. If a conjugate is listed, the antibody supports more direct detection workflows; otherwise, it is typically used with a compatible secondary antibody.\u003c\/p\u003e\n\n\u003c!-- Sources (internal):\n- UniProtKB entry for APEX2 (UniProt): https:\/\/www.uniprot.org\/uniprotkb\/Q9UBZ4\n- NCBI Gene search for APEX2 (NCBI): https:\/\/www.ncbi.nlm.nih.gov\/gene\/?term=APEX2\n- Ensembl gene search for APEX2 (Ensembl): https:\/\/www.ensembl.org\/Multi\/Search\/Results?q=APEX2\n- Antibody validation “5 pillars” (Nature Methods, 2016): https:\/\/www.nature.com\/articles\/nmeth.3995\n- NIH replication \u0026 reproducibility resources (NIH): https:\/\/www.nih.gov\/replicationandreproducibility\n- Human Protein Atlas search for APEX2 (HPA): https:\/\/www.proteinatlas.org\/search\/APEX2\n--\u003e","brand":"NSJ Bioreagents","offers":[{"title":"0.5mg\/ml if reconstituted with 0.2ml sterile DI water \/ 100 ug","offer_id":53044520714605,"sku":"RQ5702","price":449.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/7424\/7277\/files\/get_image_148bd17c-218d-4ddc-93d2-61a22a9fd472.jpg?v=1771939124","url":"https:\/\/www.ebiohippo.com\/products\/apex2-antibody-bha17110343","provider":"BioHippo","version":"1.0","type":"link"}