Localization of checkpoint and repair proteins in eukaryotes
Publikation: Bidrag til tidsskrift › Review › Forskning
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Localization of checkpoint and repair proteins in eukaryotes. / Lisby, Michael; Rothstein, Rodney.
I: Biochimie, Bind 87, Nr. 7, 2005, s. 579-589.Publikation: Bidrag til tidsskrift › Review › Forskning
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TY - JOUR
T1 - Localization of checkpoint and repair proteins in eukaryotes
AU - Lisby, Michael
AU - Rothstein, Rodney
N1 - Keywords: Double-strand break; Replication; DNA damage; Checkpoint; Foci; Homologous recombination; Non-homologous end-joining; Repair center
PY - 2005
Y1 - 2005
N2 - In eukaryotes, the cellular response to DNA damage depends on the type of DNA structure being recognized by the checkpoint and repair machinery. DNA ends and single-stranded DNA are hallmarks of double-strand breaks and replication stress. These two structures are recognized by distinct sets of proteins, which are reorganized into a focal assembly at the lesion. Moreover, the composition of these foci is coordinated with cell cycle progression, reflecting the favoring of end-joining in the G1 phase and homologous recombination in S and G2. The assembly of proteins at sites of DNA damage is largely controlled by a network of protein-protein interactions, with the Mre11 complex initiating assembly at DNA ends and replication protein A directing recruitment to single-stranded DNA. This review summarizes current knowledge on the cellular organization of DSB repair and checkpoint proteins focusing on budding yeast and mammalian cells.
AB - In eukaryotes, the cellular response to DNA damage depends on the type of DNA structure being recognized by the checkpoint and repair machinery. DNA ends and single-stranded DNA are hallmarks of double-strand breaks and replication stress. These two structures are recognized by distinct sets of proteins, which are reorganized into a focal assembly at the lesion. Moreover, the composition of these foci is coordinated with cell cycle progression, reflecting the favoring of end-joining in the G1 phase and homologous recombination in S and G2. The assembly of proteins at sites of DNA damage is largely controlled by a network of protein-protein interactions, with the Mre11 complex initiating assembly at DNA ends and replication protein A directing recruitment to single-stranded DNA. This review summarizes current knowledge on the cellular organization of DSB repair and checkpoint proteins focusing on budding yeast and mammalian cells.
U2 - 10.1016/j.biochi.2004.10.023
DO - 10.1016/j.biochi.2004.10.023
M3 - Review
C2 - 15989975
VL - 87
SP - 579
EP - 589
JO - Biochimie
JF - Biochimie
SN - 0300-9084
IS - 7
ER -
ID: 86690