Abstract
Gene expression in higher eukaryotes demands a highly orchestrated series of events that is regulated at many levels. This hierarchical control begins in the nucleus where gene expression is activated by gene transcription. The control of transcription itself is multi-layered and incorporates both genetic and epigenetic features. Epigenetic regulation involves post-translational modification of histones and other chromatin proteins, which define the local chromatin environment of a gene and organizational features, which define the nuclear environment. In this essay, I explore how the nuclear environment can contribute to the regulation of gene expression. I discuss very recent experiments that provide compelling evidence for the widespread formation of gene expression networks during the induction of gene expression and evaluate how the dynamic behaviour of chromatin, which is required during the formation of such networks, fits with present models of nuclear organization.
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Jackson, D.A. (2011). Thinking Holistically About Gene Transcription. In: Adams, N., Freemont, P. (eds) Advances in Nuclear Architecture. Springer, Dordrecht. https://doi.org/10.1007/978-90-481-9899-3_7
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DOI: https://doi.org/10.1007/978-90-481-9899-3_7
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