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Cited by 373

The DOI matches its Crossref record; 60 of the 60 references it cites were found in a registry or an index.

β- N -acetylglucosamine (O-GlcNAc) is part of the histone code

Open access
Sakabe, Kaoru, Wang, Zihao, Hart, Gerald W.·2010·Proceedings of the National Academy of Sciences

Abstract

Dynamic posttranslational modification of serine and threonine residues of nucleocytoplasmic proteins by β- N -acetylglucosamine (O-GlcNAc) is a regulator of cellular processes such as transcription, signaling, and protein–protein interactions. Like phosphorylation, O-GlcNAc cycles in response to a wide variety of stimuli. Although cycling of O-GlcNAc is catalyzed by only two highly conserved enzymes, O-GlcNAc transferase (OGT), which adds the sugar, and β- N -acetylglucosaminidase (O-GlcNAcase), which hydrolyzes it, the targeting of these enzymes is highly specific and is controlled by myriad interacting subunits. Here, we demonstrate by multiple specific immunological and enzymatic approaches that histones, the proteins that package DNA within the nucleus, are O-GlcNAcylated in vivo. Histones also are substrates for OGT in vitro. We identify O-GlcNAc sites on histones H2A, H2B, and H4 using mass spectrometry. Finally, we show that histone O-GlcNAcylation changes during mitosis and with heat shock. Taken together, these data show that O-GlcNAc cycles dynamically on histones and can be considered part of the histone code.

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Metadata

Authors
Sakabe, K., Wang, Z., & Hart, G. W.
Venue
Proceedings of the National Academy of Sciences
Published
2010-11-02
Volume
107
Issue
46
Pages
19915-19920
ISSN
  • 0027-8424 (ISSN-L)
  • 1091-6490
OpenAlex
W2071520055
Cited by
373
References
60
FWCI
9.92
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: β- N -acetylglucosamine (O-GlcNAc) is part of the histone code. https://app.cochat.ai/papers/10.1073/pnas.1009023107
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Sakabe, K., Wang, Z., & Hart, G. W. (2010). β- N -acetylglucosamine (O-GlcNAc) is part of the histone code. Proceedings of the National Academy of Sciences. https://doi.org/10.1073/pnas.1009023107

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