LE 2: Trancscriptional control of gene expression I - Eukaryotes
4 important questions on LE 2: Trancscriptional control of gene expression I - Eukaryotes
What kind of RNA is synthesized by which RNA Polymerase?
RNA Pol II: synthesizes mRNA and small nuclear RNA (miRNA)
RNA Pol III: synsthesizes t-RNA
Give two characteristics of transcriptional control elements in eukaryotes
2. Might be located close to promoter or several kilobases away
How does RNA Pol II work? (3 steps)
2. Bridge helix pulls DNA forward one nucleotide
3. Bridge helix moves back, also moving trigger loop back to original position
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What are two characteristics of the carboxylic-terminal domain (CTD)?
2. Associated with little transcription
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