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Analysis of histidine spontanous mutations in polA1 strains of Escherichia coli K12

✍ Scribed by M. Janković; T. Kostić; B.W. Glickman; D.J. Savić

Book ID
113252075
Publisher
Elsevier Science
Year
1990
Tongue
English
Weight
88 KB
Volume
234
Category
Article
ISSN
0165-1161

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The sequences of a collection of 261 spontaneous lacI- mutants recovered in a PolA- strain of Escherichia coli have indicated an increase in the frequency of most classes of mutation in this strain. Among base substitutions in lacI, a preference for transversions over transitions was observed. In ad