Molecular Biology Questions
Explore questions in the Molecular Biology category that you can ask Spark.E!
What type of amino acids interact with nucleotides on the non-template strand to stabilize ssDNA?
What regions/elements do promoters recognized by σ70 share?
How do differences in promoter sequences affect transcription initiation in E. coli?
What may help increase RNA polymerase binding to promoters in E. coli?
Is the σ factor necessary after promoter escape?
What causes the conversion into an open complex during transcription initiation?
What exists for sigma factors in E. coli promoters?
What compensates for the lack of a -35 region in some bacterial promoters?
What characteristic do different σ factors have regarding promoter sequences?
From how many sequences is the consensus sequence for σ70 derived?
What is the transcription-initiation site (TSS) designated as?
What forms around the first base pair transcribed into RNA during transcription initiation?
Which bacteriophage encodes the most well-studied single-subunit RNA polymerase?
How are base pairs extending in the direction of transcription referred to?
What model is used to describe the structure of RNA polymerase?
What does having a single-subunit RNA polymerase allow these organisms to do?
What does the enzyme for RNA polymerase resemble?
How are base pairs extending in the opposite direction of transcription referred to?
Which organisms may have a single subunit RNA polymerase?
What additional factor is necessary for the binding of RNA polymerase to the promoter in prokaryotes?