ATRX, a guardian of chromatin

P Aguilera, AJ López-Contreras - Trends in Genetics, 2023 - cell.com
ATRX (alpha-thalassemia mental retardation X-linked) is one of the most frequently mutated
tumor suppressor genes in human cancers, especially in glioma, and recent findings …

Daxx is an H3. 3-specific histone chaperone and cooperates with ATRX in replication-independent chromatin assembly at telomeres

PW Lewis, SJ Elsaesser, KM Noh… - Proceedings of the …, 2010 - National Acad Sciences
The histone variant H3. 3 is implicated in the formation and maintenance of specialized
chromatin structure in metazoan cells. H3. 3-containing nucleosomes are assembled in a …

Frequent ATRX mutations and loss of expression in adult diffuse astrocytic tumors carrying IDH1/IDH2 and TP53 mutations

XY Liu, N Gerges, A Korshunov, N Sabha… - Acta …, 2012 - Springer
Gliomas are the most common primary brain tumors in children and adults. We recently
identified frequent alterations in chromatin remodelling pathways including recurrent …

The Daxx/Atrx complex protects tandem repetitive elements during DNA hypomethylation by promoting H3K9 trimethylation

Q He, H Kim, R Huang, W Lu, M Tang, F Shi, D Yang… - Cell stem cell, 2015 - cell.com
In mammals, DNA methylation is essential for protecting repetitive sequences from aberrant
transcription and recombination. In some developmental contexts (eg, preimplantation …

Cell cycle dynamics of histone variants at the centromere, a model for chromosomal landmarks

E Boyarchuk, RM de Oca, G Almouzni - Current opinion in cell biology, 2011 - Elsevier
Classical heterochromatin chromosomal landmarks, such as centromeres and telomeres,
are characterized by specific chromatin signatures. Among these, the incorporation of …

Heterochromatin-associated interactions of Drosophila HP1a with dADD1, HIPP1, and repetitive RNAs

AA Alekseyenko, AA Gorchakov, BM Zee… - Genes & …, 2014 - genesdev.cshlp.org
Heterochromatin protein 1 (HP1a) has conserved roles in gene silencing and
heterochromatin and is also implicated in transcription, DNA replication, and repair. Here we …

The composition and organization of Drosophila heterochromatin are heterogeneous and dynamic

JM Swenson, SU Colmenares, AR Strom, SV Costes… - Elife, 2016 - elifesciences.org
Heterochromatin is enriched for specific epigenetic factors including Heterochromatin
Protein 1a (HP1a), and is essential for many organismal functions. To elucidate …

ATRX proximal protein associations boast roles beyond histone deposition

WA Scott, EZ Dhanji, BJA Dyakov, ES Dreseris… - PLoS …, 2021 - journals.plos.org
The ATRX ATP-dependent chromatin remodelling/helicase protein associates with the
DAXX histone chaperone to deposit histone H3. 3 over repetitive DNA regions. Because …

Arabidopsis ATRX modulates H3. 3 occupancy and fine-tunes gene expression

C Duc, M Benoit, G Détourné, L Simon, A Poulet… - The Plant …, 2017 - academic.oup.com
Histones are essential components of the nucleosome, the major chromatin subunit that
structures linear DNA molecules and regulates access of other proteins to DNA. Specific …

Drosophila TAP/p32 is a core histone chaperone that cooperates with NAP-1, NLP, and nucleophosmin in sperm chromatin remodeling during fertilization

AV Emelyanov, J Rabbani, M Mehta… - Genes & …, 2014 - genesdev.cshlp.org
Nuclear DNA in the male gamete of sexually reproducing animals is organized as sperm
chromatin compacted primarily by sperm-specific protamines. Fertilization leads to sperm …