Nature Communications (Jul 2021)

Reactivation of a developmentally silenced embryonic globin gene

  • Andrew J. King,
  • Duantida Songdej,
  • Damien J. Downes,
  • Robert A. Beagrie,
  • Siyu Liu,
  • Megan Buckley,
  • Peng Hua,
  • Maria C. Suciu,
  • A. Marieke Oudelaar,
  • Lars L. P. Hanssen,
  • Danuta Jeziorska,
  • Nigel Roberts,
  • Stephanie J. Carpenter,
  • Helena Francis,
  • Jelena Telenius,
  • Aude-Anais Olijnik,
  • Jacqueline A. Sharpe,
  • Jacqueline Sloane-Stanley,
  • Jennifer Eglinton,
  • Mira T. Kassouf,
  • Stuart H. Orkin,
  • Len A. Pennacchio,
  • James O. J. Davies,
  • Jim R. Hughes,
  • Douglas R. Higgs,
  • Christian Babbs

DOI
https://doi.org/10.1038/s41467-021-24402-3
Journal volume & issue
Vol. 12, no. 1
pp. 1 – 15

Abstract

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Globin loci harbor genes that are expressed embryonically and silenced postnatally. Here the authors show that zeta-globin silencing depends upon selective hypoacetylation of its TAD subdomain, which blocks its interaction with the alpha-globin super-enhancer, and zeta-globin can be reactivated by acetylation.