基于自由基标记技术的蛋白质复合物结构研究

来源 :中国化学会第十届全国化学生物学学术会议 | 被引量 : 0次 | 上传用户:xzlanxing
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  哺乳动物细胞内环境存在多种蛋白质-蛋白质相互作用,形成空间异质且动态变化的具有复杂功能的蛋白质复合物.APEX 标记技术是一种研究蛋白质组的新方法,通过结合基因靶向与质谱分析的优势,实现对体内蛋白组分进行高通量与高时空分辨率的检测.
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地球生命,无论是动物或植物,均毫无例外地选择L-氨基酸和D-核糖分别组建蛋白质和核酸生物大分子.其同型手性的起源原因至今仍是未解之谜,被美国《科学》杂志列为本世纪125 个最重要的科学难题之一.
会议
蛋白质是细胞的主要组成成分,也是细胞生命活动主要的承担者。蛋白质参与调控细胞对于环境的反馈、分子的运输、信息的处理、细胞的移动、细胞分裂以及催化各种化学反应等各种生命过程。细胞所处环境的变化会动态地改变细胞的蛋白质组,而蛋白质组的改变会反过来影响细胞的行为。