Article
Genome-wide screening with hydroxyurea reveals a link between nonessential ribosomal proteins and reactive oxygen species production.
Journal of bacteriology - 1 Mar 2013
Nakayashiki Toru, Mori Hirotada
Abstract excerpt
We performed a screening of hydroxyurea (HU)-sensitive mutants using a single-gene-deletion mutant collection in Escherichia coli. HU inhibits ribonucleotide reductase (RNR), which leads to arrest of the replication fork. Surprisingly, the wild-type was less resistant to HU than the average for the Keio Collection. Respiration-defective mutants were significantly more resistant to HU, suggesting that the...
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