Mutagenesis - Purposeful mutations

被引:13
作者
Goodman, MF [1 ]
机构
[1] Univ So Calif, Dept Biol, Program Mol Biol, Los Angeles, CA 90089 USA
关键词
D O I
10.1038/26111
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
When DNA is damaged, repair systems exist to remove lesions and fill in gaps. So when that DNA is replicated, the original sequence will be passed on to daughter cells. ButEscherichia colicontains proteins that do just the opposite -- they reduce replication fidelity. The study of these proteins should now be easier, thanks to in vitrosystems developed by two groups, that reconstitute this so-called error-prone repair.
引用
收藏
页码:221 / +
页数:2
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