期刊
INTERNATIONAL JOURNAL OF BIOCHEMISTRY & CELL BIOLOGY
卷 40, 期 12, 页码 2681-2685出版社
PERGAMON-ELSEVIER SCIENCE LTD
DOI: 10.1016/j.biocel.2007.10.025
关键词
tRNA; Import; Mitochondria; Complex; Leishmania
资金
- DST [SR/SO/BB-28/2003]
- CSIR Network Project [NWP0038]
The RNA Import Complex (RIC) is a multi-subunit protein complex from the mitochondria of the kinetoplastid protozoon Leishmania tropica that induces transport of tRNA across natural and artificial membranes. Leishmania, Trypanosoma and related genera of the order Kinetoplastidae are early diverging, atypical eukaryotes with unique RNA metabolic pathways, including the import of nucleus-encoded tRNAs into the mitochondrion to complement the deletion of all organelle-encoded tRNA genes. Biochemical and genetic studies of RIC are contributing to greater understanding of the mechanism of import. Additionally, RIC was shown to act as an efficient delivery vehicle for tRNA and other small RNAs into mitochondria within intact mammalian cells, indicating its applicability to the management of diseases caused by mitochondrial mutations. (c) 2007 Elsevier Ltd. All rights reserved.
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