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Concepts of GeneticsNinth EditionKlug, Cummings, Spencer, Palladino
Chapter 17Regulation of Gene Expression
in Prokaryotes
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Copyright © 2009 Pearson Education, Inc.
17.1 Prokaryotes Regulate Gene Expressions in Response to Environmental Conditions
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17.2 Lactose Metabolism in E. coli Is Regulated by an Inducible System
Copyright © 2009 Pearson Education, Inc. Figure 17.1
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17.2 Lactose Metabolism in E. coli Is Regulated by an Inducible System
17.2.1 Structural Genes
Copyright © 2009 Pearson Education, Inc. Figure 17.2
Copyright © 2009 Pearson Education, Inc. Figure 17.3
Copyright © 2009 Pearson Education, Inc. Figure 17.4
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17.2 Lactose Metabolism in E. coli Is Regulated by an Inducible System
17.2.2 The Discovery of Regulatory Mutations
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17.2 Lactose Metabolism in E. coli Is Regulated by an Inducible System
17.2.3 The Operon Model: Negative Control
Copyright © 2009 Pearson Education, Inc. Figure 17.5
Copyright © 2009 Pearson Education, Inc. Figure 17.5a
Copyright © 2009 Pearson Education, Inc. Figure 17.5b
Copyright © 2009 Pearson Education, Inc. Figure 17.5c
Copyright © 2009 Pearson Education, Inc. Figure 17.6a
Copyright © 2009 Pearson Education, Inc. Figure 17.6b
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17.2 Lactose Metabolism in E. coli Is Regulated by an Inducible System
17.2.4 Genetic Proof of the Operon Model
Copyright © 2009 Pearson Education, Inc. Table 17.1
constitutive
cis elementtrans element
Copyright © 2009 Pearson Education, Inc. Figure 17.7
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17.3 The Catabolite-Activating Protein (CAP) Exerts Positive Control over the lac Operon
Copyright © 2009 Pearson Education, Inc. Figure 17.8
Copyright © 2009 Pearson Education, Inc. Figure 17.8a
Copyright © 2009 Pearson Education, Inc. Figure 17.8b
Copyright © 2009 Pearson Education, Inc. Figure 17.9
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17.4 Crystal Structure Analysis of Repressor Complexes Has Confirmed the Operon Model
Copyright © 2009 Pearson Education, Inc. Figure 17.10
Copyright © 2009 Pearson Education, Inc. Figure 17.11c
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17.5 The Tryptophan (trp) Operon in E. coli Is a Repressible Gene System
Copyright © 2009 Pearson Education, Inc. Figure 17.12
Copyright © 2009 Pearson Education, Inc. Figure 17.12a
Copyright © 2009 Pearson Education, Inc. Figure 17.12b
Copyright © 2009 Pearson Education, Inc. Figure 17.12c
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17.6 Attenuation Is a Critical Process during the Regulation of the trp Operon in E. coli
Copyright © 2009 Pearson Education, Inc. Figure 17.13
Copyright © 2009 Pearson Education, Inc. Figure 17.13ab
Copyright © 2009 Pearson Education, Inc. Figure 17.13c
Copyright © 2009 Pearson Education, Inc. Figure 17.13d
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17.7 TRAP and AT Proteins Govern Attenuation in B. subtilis
TRAP = trp RNA-binding attenuation proteinAT = anti-TRAP
Copyright © 2009 Pearson Education, Inc. Figure 17.14
Copyright © 2009 Pearson Education, Inc. Figure 17.14a
Copyright © 2009 Pearson Education, Inc. Figure 17.14b
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17.8 The ara Operon Is Controlled by a Regulator Protein That Exerts Both Positive and Negative Control
Copyright © 2009 Pearson Education, Inc. Figure 17.15
Copyright © 2009 Pearson Education, Inc. Figure 17.15a
Copyright © 2009 Pearson Education, Inc. Figure 17.15b
Copyright © 2009 Pearson Education, Inc. Figure 17.15c
