DNA damage checkpoint and repair centers
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DNA damage checkpoint and repair centers. / Lisby, Michael; Rothstein, Rodney.
In: Current Opinion in Cell Biology, Vol. 16, No. 3, 06.2004, p. 328-34.Research output: Contribution to journal › Review › Research › peer-review
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TY - JOUR
T1 - DNA damage checkpoint and repair centers
AU - Lisby, Michael
AU - Rothstein, Rodney
PY - 2004/6
Y1 - 2004/6
N2 - In eukaryotes, recombinational repair is choreographed by multiprotein complexes that are organized into focal assemblies. These foci are highly dynamic giga-dalton structures capable of simultaneously repairing multiple DNA lesions. Moreover, the composition of these repair centers depends on the nature of the DNA lesion and is tightly coordinated with progression of the cell cycle. Components of DNA repair centers are regulated by post-translational modifications such as phosphorylation, ubiquitination and sumoylation. Repair foci progress through four distinct stages: first, DNA damage recognition and binding of DNA ends by the Mre11 complex and Ku70/80; second, end-processing and binding of single-stranded DNA by replication protein A, which recruits checkpoint proteins; third, recombinational repair during S and G(2) phase; and fourth, disassembly of foci and resumption of the cell cycle.
AB - In eukaryotes, recombinational repair is choreographed by multiprotein complexes that are organized into focal assemblies. These foci are highly dynamic giga-dalton structures capable of simultaneously repairing multiple DNA lesions. Moreover, the composition of these repair centers depends on the nature of the DNA lesion and is tightly coordinated with progression of the cell cycle. Components of DNA repair centers are regulated by post-translational modifications such as phosphorylation, ubiquitination and sumoylation. Repair foci progress through four distinct stages: first, DNA damage recognition and binding of DNA ends by the Mre11 complex and Ku70/80; second, end-processing and binding of single-stranded DNA by replication protein A, which recruits checkpoint proteins; third, recombinational repair during S and G(2) phase; and fourth, disassembly of foci and resumption of the cell cycle.
KW - Animals
KW - Cell Cycle
KW - Cell Cycle Proteins
KW - DNA Damage
KW - DNA Repair
KW - DNA Replication
KW - Humans
KW - Recombination, Genetic
KW - Journal Article
KW - Research Support, Non-U.S. Gov't
KW - Research Support, U.S. Gov't, P.H.S.
KW - Review
U2 - 10.1016/j.ceb.2004.03.011
DO - 10.1016/j.ceb.2004.03.011
M3 - Review
C2 - 15145359
VL - 16
SP - 328
EP - 334
JO - Current Opinion in Cell Biology
JF - Current Opinion in Cell Biology
SN - 0955-0674
IS - 3
ER -
ID: 184396387