ubiquitination and degradation of bacteria-purified human histone H2B by the nucleoli fractions.

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Laboratory of Molecular and Cellular Biology, School of Basic Medical Sciences, Henan University School of Medicine, Kaifeng, Henan 475004, PR China.

Published: June 2021

AI Article Synopsis

  • Histones, particularly H2B, are crucial for chromatin structure and assembly, with their protein levels playing a significant role.
  • The text outlines protocols for purifying histone H2B from bacteria and differentiating between nucleolar, cytoplasmic, and nucleoplasmic fractions.
  • It also discusses methods for studying the ubiquitination and degradation of H2B in these cellular fractions, with additional details available in Liu et al. (2021).

Article Abstract

Histones are the main components of chromatin, and the protein levels of histones significantly affect chromatin assembly. Here, we describe detailed protocols for histone H2B purification from bacteria and for the separation of nucleolar fractions and cytoplasmic and nucleoplasmic fractions. Finally, the in vitro ubiquitination and degradation of H2B by distinct cellular fractions are described. For complete details on the use and execution of this protocol, please refer to Liu et al. (2021).

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Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC8209693PMC
http://dx.doi.org/10.1016/j.xpro.2021.100601DOI Listing

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