Preventing Bacterial Suicide: A Novel Toxin-Antitoxin Strategy

被引:27
作者
Markovski, Monica [1 ]
Wickner, Sue [1 ]
机构
[1] NCI, Mol Biol Lab, Bethesda, MD 20892 USA
关键词
REPLICATION; SYSTEMS;
D O I
10.1016/j.molcel.2013.11.018
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
In this issue of Molecular Cell, Aarke et al. (2013) identify a toxin-antitoxin system in Caulobacter crescentus that acts by a unique mechanism. The toxin, which blocks DNA replication, is constitutively degraded by CIpXP, and this degradation requires the antitoxin, a CIpXP adaptor.
引用
收藏
页码:611 / 612
页数:2
相关论文
共 10 条
[1]  
Aarke C.D., 2013, MOL CELL, V52, P617
[2]   Roles of adaptor proteins in regulation of bacterial proteolysis [J].
Battesti, Aurelia ;
Gottesman, Susan .
CURRENT OPINION IN MICROBIOLOGY, 2013, 16 (02) :140-147
[3]   A universal protein-protein interaction motif in the eubacterial DNA replication and repair systems [J].
Dalrymple, BP ;
Kongsuwan, K ;
Wijffels, G ;
Dixon, NE ;
Jennings, PA .
PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 2001, 98 (20) :11627-11632
[4]   The β-sliding clamp directs the localization of HdaA to the replisome in Caulobacter crescentus [J].
Fernandez-Fernandez, Carmen ;
Grosse, Karin ;
Sourjik, Victor ;
Collier, Justine .
MICROBIOLOGY-SGM, 2013, 159 :2237-2248
[5]   Prokaryotic toxin-antitoxin stress response loci [J].
Gerdes, K ;
Christensen, SK ;
Lobner-Olesen, A .
NATURE REVIEWS MICROBIOLOGY, 2005, 3 (05) :371-382
[6]   Cellular DNA replicases: Components and dynamics at the replication fork [J].
Johnson, A ;
O'Donnell, M .
ANNUAL REVIEW OF BIOCHEMISTRY, 2005, 74 :283-315
[7]   New insights into replisome fluidity during chromosome replication [J].
Kurth, Isabel ;
O'Donnell, Mike .
TRENDS IN BIOCHEMICAL SCIENCES, 2013, 38 (04) :195-203
[8]   To be or not to be: regulation of restriction-modification systems and other toxin-antitoxin systems [J].
Mruk, Iwona ;
Kobayashi, Ichizo .
NUCLEIC ACIDS RESEARCH, 2014, 42 (01) :70-86
[9]   AAA+ Proteases: ATP-Fueled Machines of Protein Destruction [J].
Sauer, Robert T. ;
Baker, Tania A. .
ANNUAL REVIEW OF BIOCHEMISTRY, VOL 80, 2011, 80 :587-612
[10]   Toxin-antitoxin systems are ubiquitous and versatile modulators of prokaryotic cell fate [J].
Schuster, Christopher F. ;
Bertram, Ralph .
FEMS MICROBIOLOGY LETTERS, 2013, 340 (02) :73-85