Article
The GyrA-box determines the geometry of DNA bound to gyrase and couples DNA binding to the nucleotide cycle.
Nucleic acids research - 1 Nov 2012
Lanz Martin A, Klostermeier Dagmar
Abstract excerpt
DNA gyrase catalyses the adenosine triphosphate-dependent introduction of negative supercoils into DNA. The enzyme binds a DNA-segment at the so-called DNA-gate and cleaves both DNA strands. DNA extending from the DNA-gate is bound at the perimeter of the cylindrical C-terminal domains (CTDs) of the GyrA subunit. The CTDs are believed to contribute to the wrapping of DNA around gyrase in a positive node as a...
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