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Concept information

Preferred term

DNA Gyrase  

Type

  • mesh:Descriptor

Definition

  • A bacterial DNA topoisomerase II that catalyzes ATP-dependent breakage of both strands of DNA, passage of the unbroken strands through the breaks, and rejoining of the broken strands. Gyrase binds to DNA as a heterotetramer consisting of two A and two B subunits. In the presence of ATP, gyrase is able to convert the relaxed circular DNA duplex into a superhelix. In the absence of ATP, supercoiled DNA is relaxed by DNA gyrase. One of the two subunits in DNA gyrase. One of the two subunits in DNA gyrase.

Entry terms

  • DNA-Gyrase

In other languages

URI

http://data.loterre.fr/ark:/67375/JVR-LXHKG5TW-L

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RDF/XML TURTLE JSON-LD Created 7/25/01, last modified 7/8/13