Lecture13-S11

Lecture13-S11 - , absent or constitutive? Is permease...

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BIS 101 17 May 11 Regulation of Gene Expression Part 1: Prokaryotes
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Regulated Gene Expression gene 1 gene 1 Ear Brain Kindey A zebrafish embryo (15 hour post-fertilization)
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Figure 10-3 Allosteric effectors bind to regulatory proteins
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Figure 10-4 The Lac operon
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Lactose metabolism
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Figure 10-6
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The lac repressor bends DNA when bound to the operator Repressor DNA
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Figure 10-7
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X-gal
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Figure 10-8
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Figure 10-9
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Figure 10-10
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Figure 10-11
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Consider the following partial diploid: Is beta-Gal inducible, absent or constitutive? I+ P+ O+ Z+ Y- / I- P- O c Z- Y+
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I+ P+ O+ Z+ Y- / I- P- O c Z- Y+ Consider the following partial diploid: Is beta-Gal inducible , absent or constitutive? Is permease inducible, absent or constitutive?
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Consider the following partial diploid: Is beta-Gal inducible
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Unformatted text preview: , absent or constitutive? Is permease inducible, absent or constitutive? I+ P+ O+ Z+ Y- / I- P- O c Z- Y+ Figure 10-12 Figure 10-13 Catabolite repression of the lac Operon: Positive regulation Symmetrical DNA Binding Sites Figure 10-15 Binding of CAP Bends DNA Figure 10-16 Catabolite repression of the lac Operon: Positive regulation Figure 10-17 Negative and Positive Control of the lac Operon Figure 10-18 Repressor vs. Activator ara (Arabinos) operon AraC is Both Activator and Repressor Handout trp mRNA leader sequence contains an attenuator region and two Trp codons Met Trp Trp Handout Trp Trp Mechanism of Attenuation: trp Operon Leader Peptides of Amino Acid biosynthesis Operons...
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Lecture13-S11 - , absent or constitutive? Is permease...

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