The abscission checkpoint: a guardian of chromosomal stability
E Petsalaki, G Zachos - Cells, 2021 - mdpi.com
The abscission checkpoint contributes to the fidelity of chromosome segregation by delaying
completion of cytokinesis (abscission) when there is chromatin lagging in the intercellular …
completion of cytokinesis (abscission) when there is chromatin lagging in the intercellular …
Rescue from replication stress during mitosis
M Fragkos, V Naim - Cell cycle, 2017 - Taylor & Francis
Genomic instability is a hallmark of cancer and a common feature of human disorders,
characterized by growth defects, neurodegeneration, cancer predisposition, and aging …
characterized by growth defects, neurodegeneration, cancer predisposition, and aging …
Budding yeast Rif1 binds to replication origins and protects DNA at blocked replication forks
Despite its evolutionarily conserved function in controlling DNA replication, the
chromosomal binding sites of the budding yeast Rif1 protein are not well understood. Here …
chromosomal binding sites of the budding yeast Rif1 protein are not well understood. Here …
TRF1 averts chromatin remodelling, recombination and replication dependent-break induced replication at mouse telomeres
RM Porreca, E Herrera-Moyano, E Skourti, PP Law… - Elife, 2020 - elifesciences.org
Telomeres are a significant challenge to DNA replication and are prone to replication stress
and telomere fragility. The shelterin component TRF1 facilitates telomere replication but the …
and telomere fragility. The shelterin component TRF1 facilitates telomere replication but the …
Anaphase: a fortune-teller of genomic instability
AH Bizard, ID Hickson - Current opinion in cell biology, 2018 - Elsevier
The anaphase of mitosis is one of the most critical stages of the cell division cycle in that it
can reveal precious information on the fate of a cell lineage. Indeed, most types of nuclear …
can reveal precious information on the fate of a cell lineage. Indeed, most types of nuclear …
G-quadruplex binding protein Rif1, a key regulator of replication timing
S Alavi, H Ghadiri, B Dabirmanesh… - The journal of …, 2021 - academic.oup.com
DNA replication is spatially and temporally regulated during S phase to execute efficient and
coordinated duplication of entire genome. Various epigenomic mechanisms operate to …
coordinated duplication of entire genome. Various epigenomic mechanisms operate to …
Building bridges between chromosomes: novel insights into the abscission checkpoint
E Petsalaki, G Zachos - Cellular and Molecular Life Sciences, 2019 - Springer
In the presence of chromatin bridges, mammalian cells delay completion of cytokinesis
(abscission) to prevent chromatin breakage or tetraploidization by regression of the …
(abscission) to prevent chromatin breakage or tetraploidization by regression of the …
[HTML][HTML] RIF1 suppresses the formation of single-stranded ultrafine anaphase bridges via protein phosphatase 1
N Kong, Z Liu, YW Chan - Cell Reports, 2023 - cell.com
Resolution of ultrafine anaphase bridges (UFBs) must be completed before cytokinesis to
ensure sister-chromatid disjunction. RIF1 is involved in UFB resolution by a mechanism that …
ensure sister-chromatid disjunction. RIF1 is involved in UFB resolution by a mechanism that …
Distinct 'safe zones' at the nuclear envelope ensure robust replication of heterochromatic chromosome regions
Chromosome replication and transcription occur within a complex nuclear milieu whose
functional subdomains are beginning to be mapped out. Here we delineate distinct domains …
functional subdomains are beginning to be mapped out. Here we delineate distinct domains …
Parallel genetic screens identify nuclear envelope homeostasis as a key determinant of telomere entanglement resolution in fission yeast
RK Nageshan, N Krogan… - G3: Genes, Genomes …, 2024 - academic.oup.com
In fission yeast lacking the telomere binding protein, Taz1, replication forks stall at
telomeres, triggering deleterious downstream events. Strand invasion from one taz1Δ …
telomeres, triggering deleterious downstream events. Strand invasion from one taz1Δ …