Article
Transposon-mediated linker insertion scanning mutagenesis of the Escherichia coli McrA endonuclease.
Journal of bacteriology - 1 Sept 2004
Anton Brian P, Raleigh Elisabeth A
Abstract excerpt
McrA is one of three functions that restrict modified foreign DNA in Escherichia coli K-12, affecting both methylated and hydroxymethylated substrates. We present here the first systematic analysis of the functional organization of McrA by using the GPS-LS insertion scanning system. We collected in-frame insertions of five amino acids at 46 independent locations and C-terminal truncations at 20 independent...
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