IS26-mediated loss of the translocatable unit from Tn4352B requires the presence of the recA1 allele
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The pseudo-compound transposon Tn4352B is unusual in that the translocatable unit (TU) consisting of one of the bounding IS26 copies and the central portion containing the aphA1a gene has been found to be readily lost in the Escherichia coli strains used as ho... ...
