北京蜜莱坞网络科技有限公司
蛋白表达纯化研究员/高级研究员
Skills
11 days ago
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Important information
Contract type:
Permanent
Salary:
CN¥360,000 – CN¥720,000 / year
Location:
Hangzhou, Zhejiang, China
Work mode:
Onsite
Published on:
11 October 2026
What they need
该职位来源于猎聘 【核心岗位职责】 1. 复杂靶点抗原及抗体表达策略设计: o 针对困难靶点(跨膜蛋白、受体胞外区、多跨膜通道、Nanodisc 体系)及非天然构型抗体(双抗、多特异性融合蛋白),设计并优化表达载体(信号肽、标签、剪切位点优化); o 精通并主导哺乳动物细胞(HEK293、CHO 瞬转/稳转)、昆虫细胞(SF9/High Five)或原核表达体系的高效表达工艺开发与规模放大。 2. 色谱纯化工艺开发与疑难攻关: o 独立开发针对复杂分子的多步色谱纯化路线(亲和、离子交换、疏水、凝胶过滤 SEC); o 攻克多特异性抗体的错配体分离、低表达蛋白富集、易降解/易聚集蛋白的缓冲液配方与稳定性优化。 3. 分子理化表征与终产品质控: o 建立并执行严格的蛋白质量控制标准,运用 SEC-HPLC、CE-SDS、DLS、Endotoxin(内毒素测定)、LC-MS 对产物纯度、单分散性、完整性及修饰状态进行终验; o 为结构生物学(Cryo-EM / X-ray)与 SPR/BLI 动力学测试提供高品质样本。 4. 高通量蛋白制备平台搭建: o 搭建并优化全自动/高通量微量蛋白制备纯化平台(如 96 孔板深孔板表达、自动磁珠/色谱系统),承接 AI 批量分子的快速制备交付。
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