{"product_id":"ape1-antibody-bha17109323","title":"APE1 Antibody","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eAPE1 Antibody is a research-use antibody directed against \u003cstrong\u003eAPE1\u003c\/strong\u003e. It is supplied for use in common immunoassay contexts such as IHC-P, WB (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 APE1.\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eDescription (provided):\u003c\/strong\u003e APEX1, also called apurinic endonuclease (APE), is a DNA repair enzyme having apurinic\/apyrimidinic (AP) endonuclease, 3-prime, 5-prime-exonuclease, DNA 3-prime repair diesterase, and DNA 3-prime-phosphatase activities.\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eAntibody type:\u003c\/strong\u003e Mouse, clone 5C11, Mouse IgG2b.\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e Purified; Protein G affinity.\u003c\/li\u003e  \u003cli\u003e\n\u003cstrong\u003eReported\/predicted localization:\u003c\/strong\u003e Nucleus, cytoplasm, ER, mitochondria.\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 Human APE1 recombinant protein (amino acids P2-L318) was used as the immunogen for the APE1 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\u003eAPEX1, also called apurinic endonuclease (APE), is a DNA repair enzyme having apurinic\/apyrimidinic (AP) endonuclease, 3-prime, 5-prime-exonuclease, DNA 3-prime repair diesterase, and DNA 3-prime-phosphatase activities. The human APEX1 gene consists of 5 exons spanning 2.64 kb and exists as a single copy in the haploid genome. Using in situ hybridization, the APEX1 gene is mapped to 14q11.2-q12. The predicted APEX1 protein, which contained probable nuclear transport signals, was identified as a member of a family of DNA repair enzymes found in lower organisms. The abundance of the large form of APEX1 was increased in leiomyoma extracts relative to myometrial tissue extracts, and the large form was dominant in cell lines derived from leiomyosarcomas. The exonuclease activity of nuclear APEX1 can remove the anti-HIV nucleoside analogs AZT and D4T from the 3-prime terminus of a nick more efficiently than can cytosolic exonucleases.\u003c\/p\u003e\n\u003cp\u003eFor curated annotations (gene\/protein naming, domains, isoforms, and pathway links) for APE1, 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 APE1 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\u003eImmunohistochemistry for spatial mapping of target expression across tissues and cell types.\u003c\/li\u003e  \u003cli\u003eWestern blotting (immunoblot) for relative detection of target protein abundance and apparent molecular weight.\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 APE1 (UniProt): https:\/\/www.uniprot.org\/uniprotkb\/P27695\n- NCBI Gene search for APE1 (NCBI): https:\/\/www.ncbi.nlm.nih.gov\/gene\/?term=APE1\n- Ensembl gene search for APE1 (Ensembl): https:\/\/www.ensembl.org\/Multi\/Search\/Results?q=APE1\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 APE1 (HPA): https:\/\/www.proteinatlas.org\/search\/APE1\n--\u003e","brand":"NSJ Bioreagents","offers":[{"title":"0.5mg\/ml if reconstituted with 0.2ml sterile DI water \/ 100 ug","offer_id":53044470120813,"sku":"RQ4515","price":449.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/7424\/7277\/files\/get_image_733ea821-26f3-43da-9eaa-0b0136e6e780.jpg?v=1771938917","url":"https:\/\/www.ebiohippo.com\/products\/ape1-antibody-bha17109323","provider":"BioHippo","version":"1.0","type":"link"}