Lecture 17: Transcription Regulation

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6 Terms

1
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operons

the gene cluster and promoter plus additional sequences that function together in regulation

2
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co-regulated enzymes

makes enzymes for metabolizing specific nutrients when they are available

3
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operator

a regulatory sequence that can be bound by a repressor which suppresses transcription

4
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activator binding site

a regulatory sequence that can be bound by activators which help bind sigma factors and turn on transcription

5
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negative regulation

a type of regulation involving the dissociation or binding of a repressor

6
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positive regulation

a type of regulation involving the dissociation or binding of an activator