Two recent papers provide evidence that the Escherichia coli RecBCD complex, which unwinds double-stranded DNA to supply a substrate for recombination, has two helicase subunits that bind opposite DNA strands and move with opposite unwinding 'polarities'.
CITATION STYLE
Matson, S. W. (2003, July 1). Dual engines moving on antiparallel tracks. Nature Structural Biology. https://doi.org/10.1038/nsb0703-499
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