#Question id: 4494
#Unit 3. Fundamental Processes
Propagation of certain repressing histone modifications over stretches of chromatin lies at the heart of a phenomenon is known,
#Question id: 4495
#Unit 3. Fundamental Processes
_ elements can block this spreading, protect genes from both indiscriminate activation and repression.
#Question id: 4496
#Unit 3. Fundamental Processes
Facilitates chromatin transcription was identified in human cell extracts, this factor makes transcription on chromatin templates much more efficient, choose correct statements;
#Question id: 4497
#Unit 3. Fundamental Processes
Elongation, termination of transcription, and RNA processing are interconnected, presumably to ensure their proper coordination,
|
Elongation factors |
|
|
I. hSPT5 |
To recruit the 5’ -capping enzyme to the CTD tail of polymerase |
|
II. TAT-SF1 |
To recruits components of the splicing machinery to polymerase with a Ser-2 phosphorylated tail |
#Question id: 4498
#Unit 3. Fundamental Processes
Which enzyme is used in this particular mechanism;
#Question id: 4499
#Unit 3. Fundamental Processes
The final RNA processing event, polyadenylation of the 3’end of the mRNA, is intimately linked with the termination of transcription. Just as with capping and splicing, the polymerase CTD tail is involved in recruiting some of the enzymes necessary for polyadenylation,