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Báo cáo khoa học: Suppression of a cold-sensitive mutant initiation factor 1 by alterations in the 23S rRNA maturation region
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Genetic selection has been used to isolate second-site suppressors of a defective cold-sensitive initiation factor I (IF1) R69L mutant ofEscherichia coli. The suppressor mutants specifically map to a single rRNA operon on a plasmid in a strain with all chromosomal rRNA operons deleted.
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