纯度 | >90%SDS-PAGE. |
种属 | Human |
靶点 | EMR1 |
Uniprot No | Q14246-2 |
内毒素 | < 0.01EU/μg |
表达宿主 | E.coli |
表达区间 | 1-821aa |
氨基酸序列 | MRGFNLLLFWGCCVMHSWEGHIRPTRKPNTKGNNCRDSTLCPAYATCTNT VDSYYCACKQGFLSSNGQNHFKDPGVRCKDIDECSQSPQPCGPNSSCKNL SGRYKCSCLDGFSSPTGNDWVPGKPGNFSCTDINECLTSSVCPEHSDCVN SMGSYSCSCQVGFISRNSTCEDVDECADPRACPEHATCNNTVGNYSCFCN PGFESSSGHLSFQGLKASCEDIDECTEMCPINSTCTNTPGSYFCTCHPGF APSNGQLNFTDQGVECRDIDECRQDPSTCGPNSICTNALGSYSCGCIAGF HPNPEGSQKDGNFSCQRVLFKCKEDVIPDNKQIQQCQEGTAVKPAYVSFC AQINNIFSVLDKVCENKTTVVSLKNTTESFVPVLKQISTWTKFTKEETSS LATVFLESVESMTLASFWKPSANITPAVRTEYLDIESKVINKECSEENVT LDLVAKGDKMKIGCSTIEESESTETTGVAFVSFVGMESVLNERFFKDHQA PLTTSEIKLKMNSRVVGGIMTGEKKDGFSDPIIYTLENIQPKQKFERPIC VSWSTDVKGGRWTSFGCVILEASETYTICSCNQMANLAIIMASGELTMGC AIIAGFLHYLFLACFFWMLVEAVILFLMVRNLKVVNYFSSRNIKMLHICA FGYGLPMLVVVISASVQPQGYGMHNRCWLNTETGFIWSFLGPVCTVIVIN SLLLTWTLWILRQRLSSVNAEVSTLKDTRLLTFKAFAQLFILGCSWVLGI FQIGPVAGVMAYLFTIINSLQGAFIFLIHCLLNGQVREEYKRWITGKTKP SSQSQTSRILLSSMPSASKTG |
预测分子量 | 117 kDa |
蛋白标签 | His tag N-Terminus |
缓冲液 | PBS, pH7.4, containing 0.01% SKL, 1mM DTT, 5% Trehalose and Proclin300. |
稳定性 & 储存条件 | Lyophilized protein should be stored at ≤ -20°C, stable for one year after receipt. Reconstituted protein solution can be stored at 2-8°C for 2-7 days. Aliquots of reconstituted samples are stable at ≤ -20°C for 3 months. |
复溶 | Always centrifuge tubes before opening.Do not mix by vortex or pipetting. It is not recommended to reconstitute to a concentration less than 100μg/ml. Dissolve the lyophilized protein in distilled water. Please aliquot the reconstituted solution to minimize freeze-thaw cycles. |
以下是关于EMR1(ADGRE1/F4/80蛋白)重组蛋白研究的示例参考文献(内容为模拟概括,建议通过学术数据库验证具体文献):
1. **文献名称**: "Characterization of the EMR1 (F4/80) recombinant protein in murine macrophage function"
**作者**: Smith A, et al.
**摘要**: 研究通过重组表达小鼠EMR1胞外域蛋白,分析其与配体(如CD37)的相互作用,发现其介导巨噬细胞黏附和炎症信号传递的功能。
2. **文献名称**: "Expression and purification of human EMR1 extracellular domain in mammalian cells"
**作者**: Lee JH, et al.
**摘要**: 报道了利用HEK293细胞系统重组表达人源EMR1胞外结构域的方法,并通过质谱验证其糖基化修饰,为结构生物学研究提供工具。
3. **文献名称**: "EMR1 as a biomarker for tumor-associated macrophages: Recombinant protein-based detection assay development"
**作者**: Wang X, et al.
**摘要**: 开发基于重组EMR1蛋白的抗体检测体系,验证其在肿瘤微环境中巨噬细胞特异性标记的应用潜力。
4. **文献名称**: "Structural insights into EMR1 ligand binding through recombinant chimeric protein analysis"
**作者**: Garcia R, et al.
**摘要**: 通过构建EMR1与IgG-Fc融合的重组蛋白,解析其与细胞表面配体结合的构效关系,揭示其参与免疫调控的分子机制。
**注意**:以上文献为示例性内容,实际研究中请通过PubMed或Web of Science检索关键词(如"EMR1 recombinant protein" "ADGRE1 expression")获取真实文献。
**Background of EMR1 Recombinant Protein**
EMR1 (EGF-like module-containing mucin-like hormone receptor-like 1), also known as ADGRE1. is a member of the adhesion G protein-coupled receptor (GPCR) family. It is characterized by a unique structure comprising an extracellular N-terminal region with multiple epidermal growth factor (EGF)-like domains, a mucin-like stalk, and a seven-transmembrane domain typical of GPCRs. EMR1 is predominantly expressed on immune cells, particularly tissue-resident macrophages, where it serves as a key surface marker. Its expression pattern has made it a valuable target for studying macrophage biology and immune regulation.
Functionally, EMR1 is implicated in cell adhesion, migration, and intercellular communication. Studies suggest its role in modulating inflammatory responses, tissue homeostasis, and phagocytosis. The receptor interacts with extracellular ligands, such as CD55. to regulate immune cell activation and signaling pathways. Dysregulation of EMR1 has been linked to pathological conditions, including chronic inflammation, fibrosis, and cancer, highlighting its therapeutic potential.
Recombinant EMR1 protein is engineered to facilitate *in vitro* and *in vivo* research. It retains functional domains necessary for ligand binding and signaling, enabling studies on receptor-ligand interactions, macrophage behavior, and immune modulation. This tool is critical for developing targeted therapies, such as monoclonal antibodies or small molecules, to modulate EMR1 activity in diseases involving aberrant macrophage function.
Overall, EMR1 recombinant protein serves as a vital resource for dissecting the receptor’s biological roles and advancing translational research in immunology and oncology.
在生物科技领域,蛋白研发与生产是前沿探索的关键支撑。艾普蒂作为行业内的创新者,凭借自身卓越的研发实力,每年能成功研发 1000 多种全新蛋白,在重组蛋白领域不断突破。 在重组蛋白生产过程中,艾普蒂积累了丰富且成熟的经验。从结构复杂的跨膜蛋白,到具有特定催化功能的酶、参与信号传导的激酶,再到用于免疫研究的病毒抗原,艾普蒂都能实现高效且稳定的生产。 这一成就离不开艾普蒂强大的技术平台。我们构建了多元化的重组蛋白表达系统,昆虫细胞、哺乳动物细胞以及原核蛋白表达系统协同运作。不同的表达系统各有优势,能够满足不同客户对重组蛋白的活性、产量、成本等多样化的需求,从而提供高品质、低成本的活性重组蛋白。 艾普蒂提供的不只是产品,更是从源头到终端的一站式解决方案。从最初的基因合成,精准地构建出符合要求的基因序列,到载体构建,为蛋白表达创造适宜的环境,再到蛋白质表达和纯化,每一个环节都严格把控。我们充分尊重客户的个性化需求,在表达 / 纯化标签的选择、表达宿主的确定等方面,为客户量身定制专属方案。 同时,艾普蒂还配备了多种纯化体系,能够应对不同特性蛋白的纯化需求。这种灵活性和专业性,极大地提高了蛋白表达和纯化的成功率,让客户的研究项目得以顺利推进,在生物科技的探索道路上助力每一位科研工作者迈向成功。
艾普蒂生物自主研发并建立综合性重组蛋白生产和抗体开发技术平台,包括: 哺乳动物细胞表达平台:利用哺乳动物细胞精准修饰蛋白,产出与天然蛋白相似的重组蛋白,用于药物研发、细胞治疗等。 杂交瘤开发平台:通过细胞融合筛选出稳定分泌单克隆抗体的杂交瘤细胞株,优化后的技术让抗体亲和力与特异性更高,应用于疾病诊断、免疫治疗等领域。 单 B 细胞筛选平台:FACS 用荧光标记和流式细胞仪快速分选特定 B 细胞;Beacon® 基于微流控技术,单细胞水平捕获、分析 B 细胞,挖掘抗体多样性,缩短开发周期。 凭借这些平台,艾普蒂生物为客户提供优质试剂和专业 CRO 技术服务,推动生物科技发展。
艾普蒂生物在重组蛋白和天然蛋白开发领域经验十分丰富,拥有超过 2 万种重组蛋白的开发案例。在四大重组蛋白表达平台的运用上,艾普蒂生物不仅经验老到,还积累了详实的成功案例。针对客户的工业化生产需求,我们能够定制并优化实验方案。通过小试探索、工艺放大以及条件优化等环节,对重组蛋白基因序列进行优化,全面探索多种条件,精准找出最契合客户需求的生产方法。 此外,公司还配备了自有下游验证平台,可对重组蛋白展开系统的质量检测与性能测试,涵盖蛋白互作检测、活性验证、内毒素验证等,全方位保障产品质量。 卡梅德生物同样重视蛋白工艺开发,确保生产出的蛋白质具备所需的纯度、稳定性与生物活性,这对于保障药物的安全性和有效性起着关键作用 ,与艾普蒂生物共同推动着行业的发展。
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