Fungi - Candida albicans - Research News, Data, Publications & Aproaches - ERG11 Mutations - Telomeres - Sub-Telomeric Structures - Chromatin Landscape - Nuclear Biology & Nuclear Chemistry Aproaches - Non-Elaborate Posts - Post 6

 Within the nuclear architecture, subtelomeric regions exhibit nonrandom spatial distribution. Fluorescence in situ hybridization and 3D genome mapping studies have revealed that C. albicans telomeres cluster near the nuclear periphery, forming chromatin hubs enriched in silencing proteins and low transcriptional activity (Finkel et al., 2021). ERG11’s physical adjacency to this compartment situates it at the edge of nuclear heterogeneity — close enough to silencing domains to sense their regulatory influence, yet sufficiently accessible to participate in transcriptional activation under ergosterol-depleting conditions. This spatial duality underpins ERG11’s adaptive versatility, allowing nuclear architecture to serve as both scaffold and switch for its expression.

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