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Transcription
Keeping this straight
14
Medical
Professional
09/09/2011

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Term
In prokaryotes Subunit alpha has 2 parts and these do what?
Definition
binds regulatory sequences
Term
In prokaryotic RNA Polymerase subunit B does what?
Definition
forms phosphodiester bonds
Term
In prokaryotic RNA Polymerase subunit B does what?
Definition
forms phosphodiester bonds
Term
In prokaryotic RNA Polymerase B' does what?
Definition
binds DNA template
Term
In prokaryotic RNA polymerase sigma 70 does what?
Definition
recognizes promoter sequence and initiates synthesis
Term
Holoenyzmy is composed of
Definition
all the subunits INCLUDING sigma
Term
In eukaryotes what RNA polymerase makes mRNA, snRNA, miRNA
Definition
RNA Polymerase 2
Term
In eukaryotes what RNA polymerase makes tRNA, 5s rRNA, snRNA U 6, 7sRNA and other stable short RNAs
Definition
Polymerase 3
Term
In eukaryotes what RNA polymerase makes Pre r-RNA (28s, 18s, 5.8s rRNA)
Definition
RNA Polymerase 1
Term
In transcription also known as RNA synthesis you do not need a?
Definition
primer
Term
Before the start point in prokaryotes you have a ? then a ?
Definition
-35 sequence then a Pribnow box at -10
Term
In eukaryotic trxn before the start point you always have the ?
Before this you can sometimes have ? then ?
Definition
TATA box (25-35 bp)
GC box then CAAT box (40 - 200 bp)
Term
Where is the eukaryotic 5s rRNA promoter located?
Definition
AFTER THE START SITE WITHIN THE GENE ITSELF
Term
In Eukaryotes what is similar to the prokaryotic function of Sigma 70 (they both recognize TATA box)
Definition
Trxn Factor 2 -D
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