Fungi - Candida albicans - Research News, Data, Publications & Aproaches - ERG11 Mutations - Telomeres - Sub-Telomeric Structures - Nuclear Biology & Nuclear Chemistry Aproaches - Chromatin Chemistry and Epigenetic Modulation - Non-Elabirate Pists - Post 7

 

 Though C. albicans exhibits minimal classical DNA methylation, recent studies suggest the presence of 5-hydroxymethylcytosine (5hmC)-like modifications within subtelomeric loci (Anderson et al., 2015). These rare cytosine modifications, catalyzed by TET-like dioxygenases, correlate with active ERG11 transcription. Histone acetylation enhances the recruitment of these enzymes, establishing a positive feedback loop between histone and DNA modifications. This chemical dialogue between nucleosome-level and nucleotide-level modifications represents a higher-order layer of regulation, integrating transcriptional control with genomic chemistry. The emerging view positions ERG11 as a nexus where histone biochemistry and DNA oxidation converge to regulate the sterol synthesis pathway.

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