A recent study by Fenstermaker et al. in Nature describes how transcriptionally active RNA polymerase II (Pol II) clings to the genomic tightrope during the passage of the replication fork and rapidly resumes transcription of immature RNA from both strands of nascent DNA, facilitated by protein-protein interactions between the replication and transcription machineries.
Keywords: epigenetic bookmarking; proximity-ligation assay; replication; super-resolution microscopy; transcription.
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