Results 31 to 40 of about 348,774 (324)

PARylation-mediated post-transcriptional modifications in cancer immunity and immunotherapy

open access: goldFrontiers in Immunology
Poly-ADP-ribosylation (PARylation) is a post-translational modification in which ADP-ribose is added to substrate proteins. PARylation is mediated by a superfamily of ADP-ribosyl transferases known as PARPs and influences a wide range of cellular functions, including genome integrity maintenance, and the regulation of proliferation and differentiation.
Kazuya Matsumoto   +2 more
openalex   +4 more sources

KAP1 is a Novel Substrate for the Arginine Methyltransferase PRMT5 [PDF]

open access: yes, 2015
KRAB-associated protein 1 (KAP1), the transcriptional corepressor of Kruppel-associated box zinc finger proteins (KRAB-ZFPs), is subjected to multiple post-translational modifications that are involved in fine-tuning of the multiple biological functions ...
Cesaro, Elena   +4 more
core   +2 more sources

5mC-hydroxylase activity is influenced by the PARylation of TET1 enzyme [PDF]

open access: yes, 2015
5-hydroxymethylcytosine is a new epigenetic modification deriving from the oxidation of 5-methylcytosine by the TET hydroxylase enzymes. DNA hydroxymethylation drives DNA demethylation events and is involved in the control of gene expression ...
CAIAFA, Paola   +3 more
core   +8 more sources

Nejire/dCBP-mediated control of H3 acetylation and transcriptional regulation by testis-specific Plus3 domain proteins during Drosophila spermatogenesis [PDF]

open access: yes, 2018
Spermatogenesis describes the development from germ line stem cells to highly specialized sperm. Drosophila melanogaster spermatogenesis is a good model system for chromatin remodelling processes as many of these processes are similar in mammals and in ...
Hundertmark, Tim
core   +1 more source

Phospho.ELM: A database of experimentally verified phosphorylation sites in eukaryotic proteins

open access: yesBMC Bioinformatics, 2004
Background Post-translational phosphorylation is one of the most common protein modifications. Phosphoserine, threonine and tyrosine residues play critical roles in the regulation of many cellular processes. The fast growing number of research reports on
Via Allegra   +8 more
doaj   +1 more source

Epigenetic aberrations and cancer [PDF]

open access: yes, 2006
The correlation between epigenetic aberrations and disease underscores the importance of epigenetic mechanisms.
Brown, Mark A., Ducasse, Miryam
core   +3 more sources

Cross-talk of four types of RNA modification writers defines tumor microenvironment and pharmacogenomic landscape in colorectal cancer

open access: yesMolecular Cancer, 2021
Background The four major RNA adenosine modifications, i.e., m6A, m1A, alternative polyadenylation, and adenosine-to-inosine RNA editing, are mediated mostly by the “writer” enzymes and constitute critical mechanisms of epigenetic regulation in immune ...
Huifang Chen   +11 more
doaj   +1 more source

A complete landscape of post-transcriptional modifications in mammalian mitochondrial tRNAs [PDF]

open access: yesNucleic Acids Research, 2014
In mammalian mitochondria, 22 species of tRNAs encoded in mitochondrial DNA play crucial roles in the translation of 13 essential subunits of the respiratory chain complexes involved in oxidative phosphorylation. Following transcription, mitochondrial tRNAs are modified by nuclear-encoded tRNA-modifying enzymes. These modifications are required for the
Tsutomu Suzuki, Takeo Suzuki
openaire   +3 more sources

An update on transcriptional and post-translational regulation of brain voltage-gated sodium channels [PDF]

open access: yes, 2015
Voltage-gated sodium channels are essential proteins in brain physiology, as they generate the sodium currents that initiate neuronal action potentials.
Beltran-Alvarez, Pedro   +1 more
core   +1 more source

Elucidating MicroRNA Regulatory Networks Using Transcriptional, Post-transcriptional, and Histone Modification Measurements

open access: yesCell Reports, 2016
MicroRNAs (miRNAs) regulate diverse biological processes by repressing mRNAs, but their modest effects on direct targets, together with their participation in larger regulatory networks, make it challenging to delineate miRNA-mediated effects.
Sara J.C. Gosline   +9 more
doaj   +1 more source

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