Bivalent chromatin: a developmental balancing act tipped in cancer
E Glancy, N Choy… - Biochemical Society …, 2024 - portlandpress.com
Bivalent chromatin is defined by the co-occurrence of otherwise opposing H3K4me3 and
H3K27me3 modifications and is typically located at unmethylated promoters of lowly …
H3K27me3 modifications and is typically located at unmethylated promoters of lowly …
TDP-43 Epigenetic Facets and Their Neurodegenerative Implications
J Gimenez, A Spalloni, S Cappelli, F Ciaiola… - International journal of …, 2023 - mdpi.com
Since its initial involvement in numerous neurodegenerative pathologies in 2006, either as a
principal actor or as a cofactor, new pathologies implicating transactive response (TAR) …
principal actor or as a cofactor, new pathologies implicating transactive response (TAR) …
PRC2. 1-and PRC2. 2-specific accessory proteins drive recruitment of different forms of canonical PRC1
Summary Polycomb repressive complex 2 (PRC2) mediates H3K27me3 deposition, which is
thought to recruit canonical PRC1 (cPRC1) via chromodomain-containing CBX proteins to …
thought to recruit canonical PRC1 (cPRC1) via chromodomain-containing CBX proteins to …
[HTML][HTML] The apparent loss of PRC2 chromatin occupancy as an artifact of RNA depletion
RNA has been implicated in the recruitment of chromatin modifiers, and previous studies
have provided evidence in favor and against this idea. RNase treatment of chromatin is …
have provided evidence in favor and against this idea. RNase treatment of chromatin is …
What are tethering elements?
X Li, M Levine - Current Opinion in Genetics & Development, 2024 - Elsevier
High-resolution Micro-C maps identified a specialized class of regulatory DNAs termed
'tethering elements'(TEs) in Drosophila. These 300–500-bp elements facilitate specific long …
'tethering elements'(TEs) in Drosophila. These 300–500-bp elements facilitate specific long …
Polycomb protein binding and looping in the ON transcriptional state
Polycomb group (PcG) proteins mediate epigenetic silencing of important developmental
genes by modifying histones and compacting chromatin through two major protein …
genes by modifying histones and compacting chromatin through two major protein …
DNA elements tether canonical Polycomb Repressive Complex 1 to human genes
JI Barrasa, TG Kahn, MJ Lundkvist… - Nucleic Acids …, 2023 - academic.oup.com
Abstract Development of multicellular animals requires epigenetic repression by Polycomb
group proteins. The latter assemble in multi-subunit complexes, of which two kinds …
group proteins. The latter assemble in multi-subunit complexes, of which two kinds …
Functional analyses of the polycomb‐group genes in sea lamprey embryos undergoing programmed DNA loss
C Saraceno, VA Timoshevskiy… - Journal of Experimental …, 2024 - Wiley Online Library
During early development, sea lamprey embryos undergo programmatic elimination of DNA
from somatic progenitor cells in a process termed programmed genome rearrangement …
from somatic progenitor cells in a process termed programmed genome rearrangement …
[HTML][HTML] Chromatin compaction by Polycomb group proteins revisited
M Uckelmann, C Davidovich - Current Opinion in Structural Biology, 2024 - Elsevier
The chromatin compaction activity of Polycomb group proteins has traditionally been
considered essential for transcriptional repression. However, there is very little information …
considered essential for transcriptional repression. However, there is very little information …
Research advances of polycomb group proteins in regulating mammalian development
Y Li, Y Mo, C Chen, J He, Z Guo - Frontiers in Cell and …, 2024 - frontiersin.org
Polycomb group (PcG) proteins are a subset of epigenetic factors that are highly conserved
throughout evolution. In mammals, PcG proteins can be classified into two muti-proteins …
throughout evolution. In mammals, PcG proteins can be classified into two muti-proteins …