Fungi - Candida albicans - Research News, Data, Publications & Aproaches - ERG11 Mutations - Telomeres - Nuclear Biology & Nuclear Chemistry Aproaches - Non-Elaborate Posts - Post 5

 

 Beyond DNA sequence changes, ERG11’s expression is intimately tied to its nuclear geography. Finkel et al. (2021) demonstrated that under fluconazole-induced stress, C. albicans reorganizes its nuclear space, relocating ergosterol biosynthesis genes — including ERG11 — toward the nuclear periphery. This repositioning aligns with regions enriched in transcriptionally active chromatin and RNA polymerase II clusters, reflecting a transient activation state. The dynamic tethering between telomeres and nuclear envelope components such as Esc1p or Mps3p facilitates this spatial reprogramming. In effect, nuclear positioning becomes a regulatory dimension, translating extracellular chemical pressure into intracellular architectural responses.

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