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The telomere binding protein Pot1 maintains haematopoietic stem cell activity with age [PDF]

open access: yesNature Communications, 2017
Repeated cell divisions induce DNA damage in haematopoietic stem cells (HSC) and telomeres are sensitive to this damage. Here, the authors show in murine HSCs that the telomere binding protein POT1a inhibited the production of reactive oxygen species ...
Kentaro Hosokawa   +7 more
doaj   +7 more sources

Duplex Telomere-Binding Proteins in Fungi With Canonical Telomere Repeats: New Lessons in the Rapid Evolution of Telomere Proteins [PDF]

open access: goldFrontiers in Genetics, 2021
The telomere protein assemblies in different fungal lineages manifest quite profound structural and functional divergence, implying a high degree of flexibility and adaptability.
Neal F. Lue, Neal F. Lue
doaj   +2 more sources

Tay1 Protein, a Novel Telomere Binding Factor from Yarrowia lipolytica [PDF]

open access: greenJournal of Biological Chemistry, 2020
Inspection of the complete genome of the yeast Yarrowia lipolytica for the presence of genes encoding homologues of known telomere-binding proteins surprisingly revealed no counterparts of typical yeast Myb domain-containing telomeric factors including Rap1 or Taz1.
Ľubomír Tomáška   +6 more
openalex   +3 more sources

Telomere DNA recognition in Saccharomycotina yeast: potential lessons for the co-evolution of ssDNA and dsDNA-binding proteins and their target sites [PDF]

open access: goldFrontiers in Genetics, 2015
In principle, alterations in the telomere repeat sequence would be expected to disrupt the protective nucleoprotein complexes that confer stability to chromosome ends, and hence relatively rare events in evolution.
Neal F. Lue   +2 more
doaj   +2 more sources

The telomere binding protein TRF2 induces chromatin compaction. [PDF]

open access: yesPLoS ONE, 2011
Mammalian telomeres are specialized chromatin structures that require the telomere binding protein, TRF2, for maintaining chromosome stability. In addition to its ability to modulate DNA repair activities, TRF2 also has direct effects on DNA structure ...
Asmaa M Baker   +6 more
doaj   +5 more sources

Telomere-binding proteins play roles in control of replication timing [PDF]

open access: hybridCell Cycle, 2012
Comment on: Tazumi A, et al. Genes Dev 2012; 26:2050-62.
Atsutoshi Tazumi, Hisao Masukata
openalex   +3 more sources

The Telomere-Binding Protein Tbf1 Demarcates snoRNA Gene Promoters in Saccharomyces cerevisiae [PDF]

open access: bronzeMolecular Cell, 2010
Small nucleolar RNAs (snoRNAs) play a key role in ribosomal RNA biogenesis, yet factors controlling their expression are unknown. We found that the majority of Saccharomyces snoRNA promoters display an aRCCCTaa sequence motif at the upstream border of a TATA-containing nucleosome-free region.
Milena Preti   +9 more
openalex   +4 more sources

A single‐stranded telomere binding protein in the nematode Caenorhabditis elegans [PDF]

open access: bronzeFEBS Letters, 2001
We identified and characterized a protein (STB‐1) from the nuclear extract of Caenorhabditis elegans that specifically binds single‐stranded telomere DNA sequences, but not the corresponding RNA sequences. STB‐1 binding activity is specific to the nematode telomere, but not to the human or plant telomere.
Soo Young Yi   +5 more
openalex   +4 more sources

Development and characterization of polyclonal antibodies against the linker region of the telomere-binding protein TRF2

open access: goldElectronic Journal of Biotechnology, 2018
Background: TRF2 (telomeric repeat binding factor 2) is an essential component of the telomere-binding protein complex shelterin. TRF2 induces the formation of a special structure of telomeric DNA and counteracts activation of DNA damage-response ...
Nadya V. Ilicheva   +3 more
doaj   +2 more sources

Euplotes crassushas genes encoding telomere-binding proteins and telomere-binding protein homologs [PDF]

open access: bronzeNucleic Acids Research, 1992
We have identified two 1.6 kb macronuclear DNA molecules from Euplotes crassus that hybridize to the alpha subunit of the Oxytricha telomere protein. We have shown that one of these molecules encodes the 51 kDa Euplotes telomere protein while the other appears to encode a homolog of the telomere protein.
Wenlan Wang   +3 more
openalex   +4 more sources

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