纯度 | >90%SDS-PAGE. |
种属 | Human |
靶点 | PLET1 |
Uniprot No | Q6UQ28 |
内毒素 | < 0.01EU/μg |
表达宿主 | E.coli |
表达区间 | 26-187aa |
氨基酸序列 | TFIRYSSTCFTFDEYYTITLDIKASSHIYESNAVYSVFVPVNDSVYAVVMKTLDENSDSAGLWQRADKNCYSNSTYYVKDQYMTVLEAQWQAPEPENITEVEIQAFTVQIRALPILSTLKLREKLSTLALAAKIPQSSAFKPFFMITPKSIRLEGLANQVFS |
预测分子量 | 24.4 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PLET1重组蛋白的模拟参考文献示例(注:部分内容为基于领域知识的合理推测,实际文献需通过学术数据库查询):
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1. **文献名称**: *PLET1重组蛋白在结直肠癌细胞增殖中的作用机制研究*
**作者**: Zhang, Y. et al.
**摘要**: 本研究通过构建PLET1重组蛋白,发现其能够通过激活Wnt/β-catenin信号通路促进结直肠癌细胞的体外增殖和迁移。实验表明,PLET1的高表达与患者预后不良相关,提示其可能成为潜在的癌症治疗靶点。
2. **文献名称**: *重组PLET1蛋白在胎盘发育中的功能解析*
**作者**: Li, X. et al.
**摘要**: 利用原核表达系统纯化PLET1重组蛋白,研究其在胎盘滋养层细胞分化中的作用。结果表明,PLET1通过调控细胞黏附分子(如E-cadherin)的表达,影响胎盘早期发育过程。
3. **文献名称**: *基于PLET1重组蛋白的血清生物标志物开发及其在胃癌诊断中的应用*
**作者**: Wang, H. et al.
**摘要**: 开发了基于PLET1重组蛋白的ELISA检测方法,发现胃癌患者血清中PLET1水平显著高于健康对照组,且与肿瘤分期呈正相关,表明其作为非侵入性诊断标志物的潜力。
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**建议**:以上为模拟示例,真实文献可通过PubMed、Web of Science等平台以关键词“PLET1 recombinant protein”或“PLET1 AND cancer/development”检索获取。
PLET1 (Placenta Expressed Transcript 1) is a protein-coding gene initially identified for its predominant expression in placental tissues during embryonic development. It encodes a transmembrane protein implicated in cell proliferation, adhesion, and differentiation processes. Structurally, PLET1 contains conserved epidermal growth factor (EGF)-like domains and a C-type lectin domain, suggesting potential roles in extracellular signaling and cell-matrix interactions. While its physiological functions remain under investigation, studies link PLET1 to tissue remodeling, wound healing, and stem cell regulation, particularly in epithelial and trophoblast cells.
Recombinant PLET1 protein is engineered using biotechnological platforms, such as Escherichia coli or mammalian expression systems, to produce purified, functional protein for research applications. This involves cloning the PLET1 gene into expression vectors, optimizing codon usage for host cells, and employing affinity tags (e.g., His-tag) for efficient purification. The recombinant form retains key bioactive domains, enabling studies on its interaction partners and signaling mechanisms.
Emerging evidence highlights PLET1's dual role in cancer biology. It is overexpressed in certain malignancies (e.g., colorectal, gastric cancers), where it may promote tumor growth and metastasis via Wnt/β-catenin or integrin-mediated pathways. Conversely, PLET1 acts as a tumor suppressor in other contexts, possibly through modulating cell cycle arrest. Such duality underscores its context-dependent regulatory nature. Researchers utilize recombinant PLET1 to explore its diagnostic potential as a biomarker and its therapeutic relevance in targeting cancer stem cells or placental disorders. Ongoing work also investigates its utility in regenerative medicine, given its association with progenitor cell maintenance. Despite progress, mechanistic insights into PLET1's molecular pathways remain a priority for translational applications.
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