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
Smooth Jazz stations all over the country are changing format because (by many lines of reasoning) their playlists are too small. A fan of the format has only to listen just once to sky.fm or smoothjazz.com and many others and they will switch when they realize how much more diverse (less repetitious) they are.