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Transcription and Regulation

Transcription and Regulation
In both eukaryotes and prokaryotes, a promoter region that is rich in AT bases is called as

TATA box
Shine Dalgarno region
SV40 region
CATT

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Transcription and Regulation
Upstream regions which are essential for correct transcription are called

start codons
enhancers
promoters
transcription factors

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Transcription and Regulation
Enhancers are regions that

are adjacent to the TATA box
modulate transcription
are CAT box binding proteins
bind RNA polymerase

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Transcription and Regulation
The RNA polymerases that transcribe bacterial DNA are

highly glycosylated in their active forms
only active inside the cell
multisubunit enzymes
interchangable with DNA polymerases

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Transcription and Regulation
The closed complex at bacterial promoters is

not affected by promoter mutations
in equilibrium with free RNA polymerase and the promoter
bound more tightly when repressors are present
not affected by activator proteins

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Transcription and Regulation
Transcription results in

messenger RNA
complementary DNA
an amino acid chain
Okazaki fragments

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