Targeting DNA damage response pathways in cancer
FJ Groelly, M Fawkes, RA Dagg, AN Blackford… - Nature Reviews …, 2023 - nature.com
Cells have evolved a complex network of biochemical pathways, collectively known as the
DNA damage response (DDR), to prevent detrimental mutations from being passed on to …
DNA damage response (DDR), to prevent detrimental mutations from being passed on to …
Causes and consequences of micronuclei
K Krupina, A Goginashvili, DW Cleveland - Current opinion in cell biology, 2021 - Elsevier
Micronuclei are small membrane-bounded compartments with a DNA content encapsulated
by a nuclear envelope and spatially separated from the primary nucleus. Micronuclei have …
by a nuclear envelope and spatially separated from the primary nucleus. Micronuclei have …
Polθ is phosphorylated by PLK1 to repair double-strand breaks in mitosis
C Gelot, MT Kovacs, S Miron, E Mylne, A Haan… - Nature, 2023 - nature.com
DNA double-strand breaks (DSBs) are deleterious lesions that challenge genome integrity.
To mitigate this threat, human cells rely on the activity of multiple DNA repair machineries …
To mitigate this threat, human cells rely on the activity of multiple DNA repair machineries …
RHINO directs MMEJ to repair DNA breaks in mitosis
Nonhomologous end-joining (NHEJ) and homologous recombination (HR) are the primary
pathways for repairing DNA double-strand breaks (DSBs) during interphase, whereas …
pathways for repairing DNA double-strand breaks (DSBs) during interphase, whereas …
Mitotic tethering enables inheritance of shattered micronuclear chromosomes
Chromothripsis, the shattering and imperfect reassembly of one (or a few) chromosome (s),
is an ubiquitous mutational process generating localized and complex chromosomal …
is an ubiquitous mutational process generating localized and complex chromosomal …
The CIP2A–TOPBP1 axis safeguards chromosome stability and is a synthetic lethal target for BRCA-mutated cancer
S Adam, SE Rossi, N Moatti, M De Marco Zompit… - Nature cancer, 2021 - nature.com
Abstract BRCA1/2-mutated cancer cells adapt to the genome instability caused by their
deficiency in homologous recombination (HR). Identification of these adaptive mechanisms …
deficiency in homologous recombination (HR). Identification of these adaptive mechanisms …
Sister chromatid exchanges induced by perturbed replication can form independently of BRCA1, BRCA2 and RAD51
AM Heijink, C Stok, D Porubsky, EM Manolika… - Nature …, 2022 - nature.com
Sister chromatid exchanges (SCEs) are products of joint DNA molecule resolution, and are
considered to form through homologous recombination (HR). Indeed, SCE induction upon …
considered to form through homologous recombination (HR). Indeed, SCE induction upon …
Mitotic clustering of pulverized chromosomes from micronuclei
YF Lin, Q Hu, A Mazzagatti, JE Valle-Inclán… - Nature, 2023 - nature.com
Complex genome rearrangements can be generated by the catastrophic pulverization of
missegregated chromosomes trapped within micronuclei through a process known as …
missegregated chromosomes trapped within micronuclei through a process known as …
Deubiquitinase OTUD6A promotes breast cancer progression by increasing TopBP1 stability and rendering tumor cells resistant to DNA-damaging therapy
Y Zhao, X Huang, D Zhu, M Wei, J Luo, S Yu… - Cell Death & …, 2022 - nature.com
The DNA damage response (DDR) is critical for maintaining cellular homeostasis and
genome integrity. Mounting evidence has shown that posttranslational protein modifications …
genome integrity. Mounting evidence has shown that posttranslational protein modifications …
TopBP1 assembles nuclear condensates to switch on ATR signaling
C Frattini, A Promonet, E Alghoul, S Vidal-Eychenie… - Molecular cell, 2021 - cell.com
ATR checkpoint signaling is crucial for cellular responses to DNA replication impediments.
Using an optogenetic platform, we show that TopBP1, the main activator of ATR, self …
Using an optogenetic platform, we show that TopBP1, the main activator of ATR, self …