Gyrase (a form of topoisomerase) relaxes and undoes the supercoiling caused by helicase. It does this by cutting the DNA strands, allowing it to rotate and release the supercoil, and then rejoining the strands. Gyrase is most commonly found upstream of the replication fork, where the supercoils form.
TLCâs âI Am Jazzâ to premiere on July 15 The U.S. cable network has set a July 15 air date for I Am Jazz (pictured), a reality show starring transgender teen activist and YouTube personality Jazz Jennings and her family. Radarscreen Events
Join public radio jazz host Jose Rizo and fellow public radio listeners for a delicious and entertaining jazz adventure. Beginning in Lausanne, Switzerland youâll stay on the shores of Lake Geneva where youâll attend the world famous Montreux Jazz Festival. The fun continues as you travel to France and on to nearby Vienne, for the Vienne Jazz Festival.