Nuclear Genes That Encode Mitochondrial Proteins for DNA and RNA Metabolism Are Clustered in the Arabidopsis Genome Online version contains Web-only data. Article, publication date, and citation information can be found at www.plantcell.org/cgi/doi/10.1105/tpc.010009.

Nuclear Genes That Encode Mitochondrial Proteins for DNA and RNA Metabolism Are Clustered in the Arabidopsis Genome Online version contains Web-only data. Article, publication date, and citation information can be found at www.plantcell.org/cgi/doi/10.1105/tpc.010009.
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编码 DNA 和 RNA 代谢线粒体蛋白的核基因聚集在拟南芥基因组在线版本中,包含仅网络数据。

DOI:
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发表时间:
2003
期刊:
The Plant Cell Online
影响因子:
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通讯作者:
S. Mackenzie
S. Mackenzie
中科院分区:
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文献类型:
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作者:
A. Elo;A. Lyznik;D. Gonzalez;S. Kachman;S. Mackenzie

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植物线粒体基因组结构复杂,这是由于高度的重组活性,其细分基因组并增加遗传变异。线粒体基因组的各个部分的复制活性似乎是不均匀的,为植物提供了在发育过程中调节其线粒体基因型的能力。植物线粒体基因组的这些和其他有趣的功能表明,适应性变化发生在DNA的维护和传输,将提供深入了解植物线粒体生物学和叶绿体的共同进化的独特方面。在拟南芥基因组中搜索参与线粒体DNA代谢调节的基因,发现染色体III的一个区域异常富含线粒体DNA和RNA维持基因。在水稻基因组中观察到一个明显相似的遗传连锁。在染色体III间隔内鉴定的几个基因似乎靶向质体或双重靶向线粒体和质体,这表明内共生的过程可能伴随着这两个细胞器的基因组维护功能的密切共同进化。
The plant mitochondrial genome is complex in structure, owing to a high degree of recombination activity that subdivides the genome and increases genetic variation. The replication activity of various portions of the mitochondrial genome appears to be nonuniform, providing the plant with an ability to modulate its mitochondrial genotype during development. These and other interesting features of the plant mitochondrial genome suggest that adaptive changes have occurred in DNA maintenance and transmission that will provide insight into unique aspects of plant mitochondrial biology and mitochondrial-chloroplast coevolution. A search in the Arabidopsis genome for genes involved in the regulation of mitochondrial DNA metabolism revealed a region of chromosome III that is unusually rich in genes for mitochondrial DNA and RNA maintenance. An apparently similar genetic linkage was observed in the rice genome. Several of the genes identified within the chromosome III interval appear to target the plastid or to be targeted dually to the mitochondria and the plastid, suggesting that the process of endosymbiosis likely is accompanied by an intimate coevolution of these two organelles for their genome maintenance functions.
DOI: 10.1073/pnas.97.13.6960
发表时间: 2000-06-20
影响因子: 11.1
作者:
Palmer, JD;Adams, KL;Song, KM
通讯作者: Song, KM
DOI: 10.1126/science.286.5438.309
发表时间: 1999-10-08
期刊: SCIENCE
影响因子: 56.9
作者:
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通讯作者: Liu, YC
DOI: 10.1073/pnas.96.24.13863
发表时间: 1999-11-23
影响因子: 11.1
作者:
Adams, KL;Song, KM;Palmer, JD
通讯作者: Palmer, JD