DNA replication stress restricts ribosomal DNA copy number.

Ribosomal RNAs (rRNAs) in budding yeast are encoded by ~100-200 repeats of a 9.1kb sequence arranged in tandem on chromosome XII, the ribosomal DNA (rDNA) locus. Copy number of rDNA repeat units in eukaryotic cells is maintained far in excess of the requirement for ribosome biogenesis. Despite the i...

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Bibliographic Details
Main Authors: Devika Salim, William D Bradford, Amy Freeland, Gillian Cady, Jianmin Wang, Steven C Pruitt, Jennifer L Gerton
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2017-09-01
Series:PLoS Genetics
Online Access:http://europepmc.org/articles/PMC5617229?pdf=render