Article
The histone variant mH2A1.1 interferes with transcription by down-regulating PARP-1 enzymatic activity.
Genes & development - 1 Dec 2006
Ouararhni Khalid, Hadj-Slimane Réda, Ait-Si-Ali Slimane, Robin Philippe, Mietton Flore, Harel-Bellan Annick, Dimitrov Stefan, Hamiche Ali
Abstract excerpt
The histone variant mH2A is believed to be involved in transcriptional repression, but how it exerts its function remains elusive. By using chromatin immunoprecipitation and tandem affinity immunopurification of the mH2A1.1 nucleosome complex, we identified numerous genes with promoters containing mH2A1.1 nucleosomes. In particular, the promoters of the inducible Hsp70.1 and Hsp70.2 genes, but not that of the...
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