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纯度 | >90%SDS-PAGE. |
种属 | Human |
靶点 | EPGN |
Uniprot No | Q6UW88 |
内毒素 | < 0.01EU/μg |
表达宿主 | E.coli |
表达区间 | 24-95aa |
氨基酸序列 | AVTVTPPITA QQADNIEGPI ALKFSHLCLE DHNSYCINGA CAFHHELEKA ICRCFTGYTG ERCEHLTLTS YA |
预测分子量 | 7.9 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EPGN(表皮调节素)重组蛋白的3篇参考文献的简要信息(注:以下内容基于模拟生成,实际文献需通过学术数据库查询确认):
1. **文献名称**: "Recombinant Epigen (EPGN) promotes epidermal regeneration through EGFR signaling"
**作者**: Smith J, et al.
**摘要**: 本研究成功在大肠杆菌中表达了具有生物活性的重组EPGN蛋白,并证明其通过激活EGFR信号通路促进表皮细胞增殖和迁移,提示其在皮肤修复中的潜在应用价值。
2. **文献名称**: "Expression and purification of bioactive EPGN in mammalian cells for cancer research"
**作者**: Lee H, et al.
**摘要**: 作者利用哺乳动物表达系统制备了高纯度重组EPGN蛋白,发现其能显著增强乳腺癌细胞的侵袭能力,提示EPGN可能作为肿瘤治疗的潜在靶点。
3. **文献名称**: "Structural characterization of recombinant EPGN and its role in inflammatory response"
**作者**: Gonzalez R, et al.
**摘要**: 通过X射线晶体学解析了重组EPGN的三维结构,并证明该蛋白通过调控NF-κB通路加剧炎症反应,为开发相关抑制剂提供了结构基础。
(提示:以上文献信息为示例性质,实际研究中建议通过PubMed/Web of Science等平台以"EPGN recombinant protein"或"recombinant Epigen"为关键词检索最新文献。)
**Background of EPGN Recombinant Protein**
EPGN (Epigen), a member of the epidermal growth factor (EGF) family, is a secreted protein that plays a role in cell proliferation, differentiation, and tissue repair. Initially identified in the early 2000s, it shares structural homology with EGF and binds to the epidermal growth factor receptor (EGFR), though with distinct functional properties. Unlike EGF, EPGN exhibits a unique receptor activation profile, potentially influencing specific downstream signaling pathways, such as MAPK/ERK and PI3K/AKT, which are critical for cellular growth and survival.
Structurally, recombinant EPGN is produced via genetic engineering, typically using mammalian or bacterial expression systems to ensure proper folding and post-translational modifications. The recombinant protein retains the functional domains necessary for receptor binding and activation, making it a valuable tool for studying EGFR-mediated processes. Its smaller molecular weight (~19 kDa) and single EGF-like domain differentiate it from other EGF family members like transforming growth factor-alpha (TGF-α).
EPGN has garnered attention in biomedical research for its potential therapeutic applications. Studies suggest it may promote wound healing, epithelial regeneration, and mucosal repair, particularly in contexts where traditional EGF signaling is impaired. Additionally, its role in cancer biology is being explored, as aberrant EGFR signaling is linked to tumor progression. However, EPGN's precise mechanisms and therapeutic efficacy remain under investigation, with some evidence pointing to context-dependent effects that vary across tissue types or disease states.
Research on EPGN recombinant protein also addresses challenges such as stability, bioavailability, and targeted delivery. Advances in protein engineering, including PEGylation or fusion proteins, aim to enhance its pharmacokinetic properties. While preclinical data are promising, further clinical validation is needed to define its safety and efficacy in humans. Overall, EPGN represents a versatile molecule bridging basic science and translational medicine, with implications for oncology, regenerative therapies, and beyond.
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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