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Hoffmann, R. A wiki for the life sciences where authorship matters. Nature Genetics (2008)
 
 
 
 
 

Transcription-linked acetylation by Gcn5p of histones H3 and H4 at specific lysines.

The yeast transcriptional adaptor, Gcn5p, is a catalytic subunit of a nuclear (type A) histone acetyltransferase linking histone acetylation to gene activation. Here we report that Gcn5p acetylates histones H3 and H4 non-randomly at specific lysines in the amino-terminal domains. Lysine 14 of H3 and lysines 8 and 16 of H4 are highly preferred acetylation sites for Gcn5p. We also demonstrate that lysine 9 is the preferred position of acetylation in newly synthesized yeast H3 in vivo. This finding, along with the fact that lysines 5 and 12 in H4 are predominant acetylation sites during chromatin assembly of many organisms, indicates that Gcn5p acetylates a distinct set of lysines that do not overlap with those sites characteristically used by type B histone acetyltransferases for histone deposition and chromatin assembly.[1]

References

  1. Transcription-linked acetylation by Gcn5p of histones H3 and H4 at specific lysines. Kuo, M.H., Brownell, J.E., Sobel, R.E., Ranalli, T.A., Cook, R.G., Edmondson, D.G., Roth, S.Y., Allis, C.D. Nature (1996) [Pubmed]
 
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