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(A) The bio-uvrB region of the E. coli chromosome. The genes and transposon insertion sites relevant to this study are presented. The indicated extent of the uvrB-bio deletion is based on data from Cleary et al. (5). (B) Map of the moeAB operon. The locations of the moeA120(Am) and moeA121::mini-Tn10cam mutations are indicated. Plasmid pMoeA1 used for complementation assays contained the AvaI-StuI fragment (−77 to 1226) (see Materials and Methods).
