Results 81 to 90 of about 365,379 (338)

Crystallographic and Computational Characterization of Methyl Tetrel Bonding in S-Adenosylmethionine-Dependent Methyltransferases

open access: yesMolecules, 2018
Tetrel bonds represent a category of non-bonding interaction wherein an electronegative atom donates a lone pair of electrons into the sigma antibonding orbital of an atom in the carbon group of the periodic table.
Raymond C. Trievel, Steve Scheiner
doaj   +1 more source

Inhibition of DNA methyltransferase leads to increased genomic 5-hydroxymethylcytosine levels in hematopoietic cells. [PDF]

open access: yes, 2018
5-Hydroxymethylcytosine (5hmC) is produced from 5-methylcytosine (5mC) by Ten-eleven translocation (TET) dioxygenases. The epigenetic modification 5hmC has crucial roles in both cellular development and differentiation.
Apró, Anna   +9 more
core   +4 more sources

NNMT Orchestrates Metabolic‐Epigenetic Reprogramming to Drive Macrophage‐Myofibroblast Transition in Hypertrophic Scarring

open access: yesAdvanced Science, EarlyView.
In macrophage‐myofibroblast transition, upregulated NNMT depletes S‐Adenosylmethionine‌ (SAM) and nicotinamide adenine dinucleotide(NAD+), thereby triggering epigenetic reprogramming via Histone H3 Lysine 27 acetylation (H3K27ac) accumulation at the promoter region of master transcription factor Prrx1.
Xiwen Dong   +11 more
wiley   +1 more source

Investigating the role of DNA methyltransferases in the mantled somaclonal variation of oil palm [PDF]

open access: yes, 2007
DNA methyltransferase (DMTases) genes have emerged as targets of interest in the exploration of epigenetic mechanisms underlying the mantled variant phenotype in oil palm.
Beulé, Thierry   +3 more
core  

Genetics of human neural tube defects [PDF]

open access: yes, 2009
Neural tube defects (NTDs) are common, severe congenital malformations whose causation involves multiple genes and environmental factors. Although more than 200 genes are known to cause NTDs in mice, there has been rather limited progress in delineating ...
A. J. Copp   +131 more
core   +2 more sources

Interferon‐Driven Biomarkers and Synergistic Therapy for PRMT5 Inhibition in Triple‐Negative Breast Cancer

open access: yesAdvanced Science, EarlyView.
Triple‐negative breast cancer exhibits variable sensitivity to PRMT5 inhibition. Basal interferon signaling is identified as a key biomarker of response. PARP inhibition with olaparib induces IFN signaling, sensitizing resistant TNBC cells to PRMT5 inhibitors.
Ziwen Zhang   +9 more
wiley   +1 more source

Unexpected Accumulation of ncm\u3csup\u3e5\u3c/sup\u3eU and ncm\u3csup\u3e5\u3c/sup\u3es\u3csup\u3e2\u3c/sup\u3eU in a \u3cem\u3etrm9\u3c/em\u3e Mutant Suggests an Additional Step in the Synthesis of mcm\u3csup\u3e5\u3c/sup\u3eU and mcm\u3csup\u3e5\u3c/sup\u3es\u3csup\u3e2\u3c/sup\u3eU [PDF]

open access: yes, 2011
Background Transfer RNAs are synthesized as a primary transcript that is processed to produce a mature tRNA. As part of the maturation process, a subset of the nucleosides are modified.
Anderson, James T.   +3 more
core   +1 more source

METTL1‐Mediated M7G tRNA Modification Promotes Residual Liver Regeneration After Hepatectomy via Translational Control

open access: yesAdvanced Science, EarlyView.
METTL1 and its mediated m7G tRNA modification are significantly up‐regulated after partial hepatectomy (PHx). Overexpression of METTL1 improves the efficiency of liver regeneration after PHx, increases the proliferation of hepatocytes, and accelerates the recovery of liver function.
Manling Huang   +18 more
wiley   +1 more source

Mutational Analysis Reveals Functional Roles of METTL16 Domains and Residues

open access: yesBiology
Human methyltransferase-like protein 16 (METTL16) installs N6-methyladenosine on U6 small nuclear RNA (snRNA) and other RNAs. Multiple X-ray crystal structures of METTL16 have been published; however, we do not yet fully understand the structure–function
Kurtis Breger   +6 more
doaj   +1 more source

Epigenetic regulation of Epichloë festucae secondary metabolite biosynthesis and symbiotic interaction with Lolium perenne : a thesis presented in partial fulfilment of the requirements for the degree of Doctor of Philosophy in Genetics at Massey University, Palmerston North, New Zealand [PDF]

open access: yes, 2017
Histone methylation is one of several epigenetic layers for transcriptional regulation. Most studies on the importance of this histone modification in regulating fungal secondary metabolite gene expression and pathogenicity have focussed on the role of
Lukito, Yonathan
core  

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