{"product_id":"recombinant-human-pulmonary-surfactant-associated-protein-a1-sftpa1-bhp10505666","title":"Recombinant Human Pulmonary surfactant-associated protein A1 (SFTPA1)","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eThis Recombinant Protein provides recombinant \u003cstrong\u003eArylalkyl acylamidase\u003c\/strong\u003e from Homo sapiens (Human), produced in Yeast (region 21-248aa). It is commonly used as a defined reagent for assay development, binding studies, and mechanistic research (RUO).\u003c\/p\u003e\u003ch2\u003eKey elements and design rationale\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRegion:\u003c\/strong\u003e 21-248aa (domain boundaries can affect binding\/activity readouts).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpression host:\u003c\/strong\u003e Yeast (may differ from native PTMs\/processing).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTag(s):\u003c\/strong\u003e His (supports purification\/detection; consider tag effects in controls).\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eBiological background\u003c\/h2\u003e\u003cp\u003eAlso reported as 35 kDa pulmonary surfactant-associated protein Alveolar proteinosis protein Collectin-4 COLEC4, PSAP, SFTP1, SFTPA, SFTPA1B. In presence of calcium ions, it binds to surfactant phospholipids and contributes to lower the surface tension at the air-liquid interface in the alveoli of the mammalian lung and is essential for normal respiration. Enhances the expression of MYO18A\/SP-R210 on alveolar macrophages (By similarity).\u003c\/p\u003e\u003ch2\u003eResearch relevance and current trends\u003c\/h2\u003e\u003cul\u003e\u003cli\u003eUse of recombinant standards to improve assay calibration and cross-study comparability.\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eIn presence of calcium ions, it binds to surfactant phospholipids and contributes to lower the surface tension at the air-liquid interface in the alveoli of the mammalian lung and is essential for normal respiration. Enhances the expression of MYO18A\/SP-R210 on alveolar macrophages. (Microbial infection) Recognition of M.tuberculosis by dendritic cells may occur partially via this molecule. Can recognize, bind, and opsonize pathogens to enhance their elimination by alveolar macrophages\u003c\/p\u003e\u003ch2\u003eCommon research applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eStandard curve or spike-in reference for quantitative assays involving Arylalkyl acylamidase\u003c\/li\u003e\n\u003cli\u003eBinding and specificity benchmarking for detection reagents (conceptual)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eNotes for experimental interpretation\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRecombinant constructs may not capture all native isoforms or PTMs.\u003c\/li\u003e\n\u003cli\u003eConsider tag- or host-related effects when interpreting binding or activity.\u003c\/li\u003e\n\u003cli\u003eUse appropriate blanks and matrix\/control concepts to separate signal from background.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c!-- Sources (internal): - UniProtKB Q8IWL2 — UniProt — https:\/\/www.uniprot.org\/uniprotkb\/Q8IWL2 - NCBI Gene search: SFTPA1 — NCBI — https:\/\/www.ncbi.nlm.nih.gov\/gene\/?term=SFTPA1 - Ensembl search: SFTPA1 — Ensembl — https:\/\/www.ensembl.org\/Multi\/Search\/Results?q=SFTPA1 - Reactome Pathway Browser — Reactome — https:\/\/reactome.org\/ - NCBI Bookshelf — NCBI — https:\/\/www.ncbi.nlm.nih.gov\/books\/ --\u003e","brand":"CUSABIO TECHNOLOGY LLC","offers":[{"title":"1 mg","offer_id":53053365453165,"sku":"CSB-YP810281HU-1MG","price":2959.0,"currency_code":"USD","in_stock":true},{"title":"100 ug","offer_id":53053452747117,"sku":"CSB-YP810281HU-100UG","price":694.0,"currency_code":"USD","in_stock":true},{"title":"20 ug","offer_id":53053452779885,"sku":"CSB-YP810281HU-20UG","price":368.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/7424\/7277\/files\/CSB-YP810281HU-SDS.jpg?v=1772177492","url":"https:\/\/www.ebiohippo.com\/products\/recombinant-human-pulmonary-surfactant-associated-protein-a1-sftpa1-bhp10505666","provider":"BioHippo","version":"1.0","type":"link"}