New types of conserved sequence domains in DNA-binding regions of homing endonucleases

被引:35
作者
Sitbon, E [1 ]
Pietrokovski, S [1 ]
机构
[1] Weizmann Inst Sci, Dept Mol Genet, IL-76100 Rehovot, Israel
关键词
D O I
10.1016/S0968-0004(03)00170-1
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
We have identified four new types of short conserved sequence domains in homing endonucleases and related proteins. These domains are modular, appearing in various combinations. One domain includes a motif known by structure as a novel sequence-specific DNA-binding helix. Sequence similarity shows two other domains to be new types of helix-turn-helix DNA-binding domains. We term the new domains nuclease-associated modular DNA-binding domains (NUMODs).
引用
收藏
页码:473 / 477
页数:5
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