How long does telomerase extend telomeres? Regulation of telomerase release and telomere length homeostasis

K Tomita - Current genetics, 2018 - Springer
Telomerase, the enzyme that replenishes telomeres, is essential for most eukaryotes to
maintain their generations. Telomere length homeostasis is achieved via a balance between …

Mechanism of MRX inhibition by Rif2 at telomeres

F Roisné-Hamelin, S Pobiega, K Jézéquel… - Nature …, 2021 - nature.com
Specific proteins present at telomeres ensure chromosome end stability, in large part
through unknown mechanisms. In this work, we address how the Saccharomyces cerevisiae …

Subtelomeric Chromatin in the Fission Yeast S. pombe

RK Yadav, A Matsuda, BR Lowe, Y Hiraoka… - Microorganisms, 2021 - mdpi.com
Telomeres play important roles in safeguarding the genome. The specialized repressive
chromatin that assembles at telomeres and subtelomeric domains is key to this protective …

Shelterin and subtelomeric DNA sequences control nucleosome maintenance and genome stability

TS van Emden, M Forn, I Forné, Z Sarkadi… - EMBO …, 2019 - embopress.org
Telomeres and the shelterin complex cap and protect the ends of chromosomes. Telomeres
are flanked by the subtelomeric sequences that have also been implicated in telomere …

RNA–DNA hybrids support recombination-based telomere maintenance in fission yeast

Y Hu, HW Bennett, N Liu, M Moravec, JF Williams… - Genetics, 2019 - academic.oup.com
A subset of cancers rely on telomerase-independent mechanisms to maintain their
chromosome ends. The predominant “alternative lengthening of telomeres” pathway …

Structural insights into Pot1-ssDNA, Pot1-Tpz1 and Tpz1-Ccq1 Interactions within fission yeast shelterin complex

H Sun, Z Wu, Y Zhou, Y Lu, H Lu, H Chen, S Shi… - PLoS …, 2022 - journals.plos.org
The conserved shelterin complex caps chromosome ends to protect telomeres and regulate
telomere replication. In fission yeast Schizosaccharomyces pombe, shelterin consists of …

Ccq1 restrains Mre11-mediated degradation to distinguish short telomeres from double-strand breaks

J Audry, H Zhang, C Kerr, KL Berkner… - Nucleic Acids …, 2024 - academic.oup.com
Telomeres protect chromosome ends and are distinguished from DNA double-strand breaks
(DSBs) by means of a specialized chromatin composed of DNA repeats bound by a …

A multi-approach analysis highlights the relevance of RPA-1 as a telomere end-binding protein (TEBP) in Leishmania amazonensis

CAH Fernandes, EGO Morea, GA Dos Santos… - … et Biophysica Acta (BBA …, 2020 - Elsevier
Background Telomeres are chromosome end structures important in the maintenance of
genome homeostasis. They are replenished by the action of telomerase and associated …

The cooperative assembly of shelterin bridge provides a kinetic gateway that controls telomere length homeostasis

J Liu, X Hu, K Bao, JK Kim, C Zhang, S Jia… - Nucleic acids …, 2021 - academic.oup.com
Shelterin is a six-protein complex that coats chromosome ends to ensure their proper
protection and maintenance. Similar to the human shelterin, fission yeast shelterin is …

TASks for subtelomeres: when nucleosome loss and genome instability are favored

TS van Emden, S Braun - Current genetics, 2019 - Springer
Chromosome ends are protected from erosion and chromosomal fusions through telomeric
repeats and the telomere-binding protein complex shelterin. Imperfect repetitive sequences …