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
The network is also available nationwide on free-to-air C-band satellite via SES-1 in the DVB-S format, and since December 13, 2012, on AT&T U-verse channel 136 in some markets. Me-TV's operations are based out of Weigel Broadcasting's corporate headquarters on North Halsted Street in Chicago, Illinois.he network is also available nationwide on free-to-air C-band satellite via SES-1 in the DVB-S format, and since December 13, 2012, on AT&T U-verse channel 136 in some markets. Me-TV's operations are based out of Weigel Broadcasting's corporate headquarters on North Halsted Street in Chicago, Illinois.