Towards building a chromosome segregation machine

被引:54
作者
Bloom, Kerry [1 ]
Joglekar, Ajit [1 ]
机构
[1] Univ N Carolina, Dept Biol, Chapel Hill, NC 27599 USA
关键词
SPINDLE ASSEMBLY CHECKPOINT; BUDDING YEAST; KINETOCHORE COMPLEX; MITOTIC SPINDLE; CENTROMERIC NUCLEOSOMES; PERICENTRIC CHROMATIN; STRUCTURAL INTEGRITY; PLASMID PARTITION; DISTINCT PATHWAYS; MICROTUBULE TIPS;
D O I
10.1038/nature08912
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
摘要
All organisms, from bacteria to humans, face the daunting task of replicating, packaging and segregating up to two metres (about 6 x 10(9) base pairs) of DNA when each cell divides. This task is carried out up to a trillion times during the development of a human from a single fertilized cell. The strategy by which DNA is replicated is now well understood. But when it comes to packaging and segregating a genome, the mechanisms are only beginning to be understood and are often as variable as the organisms in which they are studied.
引用
收藏
页码:446 / 456
页数:11
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