Ubiquitination-mediated autophagy against invading bacteria

被引:39
作者
Fujita, Naonobu [1 ,2 ]
Yoshimori, Tamotsu [1 ,2 ]
机构
[1] Osaka Univ, Grad Sch Med, Dept Genet, Suita, Osaka 5650871, Japan
[2] Osaka Univ, Grad Sch Frontier Biosci, Lab Intracellular Membrane Dynam, Suita, Osaka 5650871, Japan
关键词
MEMBRANE BIOGENESIS; PROTEIN; RECEPTOR; DEGRADATION; LIPIDATION; P62/SQSTM1; MITOPHAGY; CYTOPLASM; SHIGELLA; DELIVERY;
D O I
10.1016/j.ceb.2011.03.003
中图分类号
Q2 [细胞生物学];
学科分类号
071009 ; 090102 ;
摘要
Autophagy is primarily a non-selective intracellular bulk degradation process. However, it was recently shown that ubiquitin-positive substrates, such as protein aggregates, mitochondria, peroxisomes, and invading bacteria, are selectively targeted to lysosomes via autophagy. Thus, ubiquitination seems to function as a general tag for selective autophagy in mammalian cells. This review discusses the present model of how autophagy sequesters invading bacteria through ubiquitination.
引用
收藏
页码:492 / 497
页数:6
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