{"product_id":"atg4d-antibody-bha10543939","title":"ATG4D Antibody","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThis is a polyclonal anti-ATG4D antibody raised in Rabbit, with confirmed utility in ELISA, WB. It is designed to detect ATG4D protein in Human, Mouse, Rat and supports researchers working in cell biology contexts where consistent antibody performance is required.\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 Human ATG4D — the immunizing antigen determines the epitope region; confirm epitope 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. Use matched secondaries to avoid no-signal or cross-reactivity issues.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolyclonal format:\u003c\/strong\u003e Recognizes multiple epitopes, providing robust signal across varied preparations and species variants. Inherent lot-to-lot variability requires appropriate controls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsotype (IgG):\u003c\/strong\u003e Compatible with standard Protein A\/G purification and widely supported by secondary reagents. Include an isotype-matched control at equivalent concentration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePurification (Antigen affinity purification):\u003c\/strong\u003e Enriches for specific immunoglobulin classes, reducing non-specific populations and improving signal-to-noise.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBiological background\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eATG4D\u003c\/strong\u003e (also referred to as 9830134P12Rik, APG4 autophagy 4 homolog D, APG4 D, APG4, S. cerevisiae, homolog of, D, APG4D, ATG4 autophagy related 4 homolog D (S. cerevisiae), Atg4d, ATG4D_HUMAN, Atg4dl, AUT like 4 cysteine endopeptidase, AUT-like 4 cysteine endopeptidase, AUTL4, Autophagin 4, Autophagin-4, autophagy 4, S. cerevisiae, homolog of, D, autophagy related 4D, cysteine peptidase, Autophagy related cysteine endopeptidase 4, Autophagy related protein 4 homolog D, Autophagy-related cysteine endopeptidase 4, Autophagy-related protein 4 homolog D, Cysteine protease ATG4D, Cysteine protease involved in autophagy, MGC31226) is a protein target studied in Human systems. Expression levels, subcellular localization, and post-translational modifications vary across cell types, tissues, and disease states — factors that influence antibody-based detection and experimental design. Consult UniProt, NCBI Gene, and primary literature for current annotation of ATG4D biology, including known isoforms, interactors, and disease-relevant expression patterns in cell biology.\u003c\/p\u003e\n\n\u003ch2\u003eCommon research applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eELISA:\u003c\/strong\u003e Sandwich or indirect ELISA can quantify soluble target in biological fluids or culture supernatants. Ensure samples fall within the linear detection range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWB:\u003c\/strong\u003e Western blot confirms target molecular weight and distinguishes isoforms under denaturing conditions. Expected band size should align with reported MW.\u003c\/li\u003e\n\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 or isoforms. Orthogonal validation (siRNA, KO lysate, recombinant protein) is recommended to confirm signal specificity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatrix effects:\u003c\/strong\u003e Sample matrix (serum, plasma, lysate, homogenate) can affect performance. Pilot dilution linearity and spike-recovery experiments are recommended for quantitative studies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecies reactivity:\u003c\/strong\u003e Confirmed for Human, Mouse, Rat. Extrapolation to untested species requires empirical validation given potential epitope sequence divergence.\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 (internal):\n- UniProt: https:\/\/www.uniprot.org\n- NCBI Gene: https:\/\/www.ncbi.nlm.nih.gov\/gene\n- Cusabio datasheet: 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":53246576984429,"sku":"CSB-PA002292GA01HU-100UL","price":618.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/7424\/7277\/files\/Cusabio_Antibody_Placeholder_69efbbdf-e2f8-4200-a1a6-18f789b092c6.jpg?v=1784927450","url":"https:\/\/www.ebiohippo.com\/products\/atg4d-antibody-bha10543939","provider":"BioHippo","version":"1.0","type":"link"}