Microbiology: An Evolving Science (Fourth Edition)
4th Edition
ISBN: 9780393615098
Author: John W. Foster, Joan L. Slonczewski
Publisher: W. W. Norton & Company
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Chapter 10, Problem 10RQ
Summary Introduction
To review:
The different ways through which the sigma factor activity/production is regulated.
Introduction:
Sigma factor activity is necessary for the proper initiation of transcription. The synthesis of the sigma factor is controlled by both transcriptional and translational levels. It is a factor that is responsible for the initiation of bacterial transcription which enables specific binding of RNA (ribonucleic acid) polymerase to promoters.
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Explain the role of an anti-sigma factor.
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Chapter 10 Solutions
Microbiology: An Evolving Science (Fourth Edition)
Ch. 10.1 - Prob. 1TQCh. 10.2 - Prob. 1TQCh. 10.2 - Prob. 2TQCh. 10.2 - Prob. 3TQCh. 10.2 - Prob. 4TQCh. 10.2 - Prob. 5TQCh. 10.3 - Prob. 1TQCh. 10.3 - Prob. 2TQCh. 10.4 - Prob. 1TQCh. 10.5 - Prob. 1TQ
Ch. 10.5 - Prob. 2TQCh. 10.6 - Prob. 1TQCh. 10 - Prob. 1RQCh. 10 - Prob. 2RQCh. 10 - Prob. 3RQCh. 10 - Prob. 4RQCh. 10 - Prob. 5RQCh. 10 - Prob. 6RQCh. 10 - Prob. 7RQCh. 10 - Prob. 8RQCh. 10 - Prob. 9RQCh. 10 - Prob. 10RQCh. 10 - Prob. 11RQCh. 10 - Prob. 12RQCh. 10 - Prob. 13RQCh. 10 - Prob. 14RQCh. 10 - Prob. 1TQCh. 10 - Prob. 2TQCh. 10 - Prob. 3TQCh. 10 - Prob. 4TQ
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- Would an antibody response against the B subunit protect against the effects of the toxin?arrow_forwardExplain the steps associated with translocation of ER proteins across the ER membrane.arrow_forwardWhat type of regulation does the interaction of BPG with hemoglobin represent? Cooperativity Homotropic allostery Heterotropic allostery Covalent post-translational modificationarrow_forward
- Describe some of the evidence that supports the binding change mechanism.arrow_forwardWhat eukaryotic protein has an analogous function to the sigma factor protein in bacteria?arrow_forwardWhat would be the effect of a drug that altered the structure of allolactose so that it was unable to bind to the regulator protein?arrow_forward
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