Nix介导的线粒体自噬机制的研究进展

被引:19
作者
郑艳榕
张翔南
陈忠
机构
[1] 浙江大学药学院
关键词
线粒体; 自噬; 微管相关蛋白质类; 综述;
D O I
暂无
中图分类号
R363 [病理生理学];
学科分类号
100103 [病原生物学];
摘要
线粒体自噬对于维持细胞稳态至关重要。近年的研究发现,Nix是参与介导线粒体自噬的一个重要蛋白,在许多生理、病理过程中扮演了重要的角色。但是,Nix介导线粒体自噬的具体机制尚不清楚,现主要存在以下三种假说:①Nix可能与另一线粒体自噬关键蛋白Parkin相互作用,共同介导线粒体自噬;②Nix作为一种自噬受体蛋白,通过自身的Atg8家族相互作用模体招募Atg8家族成员至损伤线粒体,导致线粒体移除;③作为Bcl-2家族成员,Nix可能与参与自噬泡生成的重要蛋白Beclin-1竞争结合Bcl-2或Bcl-XL,导致细胞质中游离的Beclin-1增加,进而诱导自噬发生。本文阐述了Nix介导线粒体自噬的可能机制,为以Nix作为靶点进行相关疾病的治疗策略提供理论依据。
引用
收藏
页码:92 / 96
页数:5
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