Science news articles about 'rna chain'

... to perform the chemistry to add the NTP to the end of the RNA chain," he said. "If the NTP is incorrect, there is a tendency ... , there is time for the polymerase to add this incorrect NTP to the RNA chain." Kashlev said the motivation for their studies of Pol ...

... a structure usually associated with the stability of DNA or RNA chains. When the riboswitch twists into the well-known ... helix structure, the RNA composing part of its structure aligns the bases in its chain such that they stack on top ...

... that the Rho protein can walk in only one direction along the RNA chain." Berger and Thomsen are the co-authors ... caught the motor in the act of tracking along an RNA chain." Berger and Thomsen solved the structure ...

... in viral protein sequences to wind its protein and RNA chain into the characteristic bullet shape. "Our structure provides the first direct visualization of the N and M ...

... has to make very long messages. In humans, RNA chains can be up to 1 million nucleotides long ... polymerase stops prematurely, it loses the RNA chain and has to start over again. To prevent this futile cycle ...