2012 HOMEWORK_06AB_Questions

7 you are studying how the bacterium

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Unformatted text preview: 6. Expression of extracellular proteases (e.g. aprE) of B. subtilis under conditions of heat shock requires an alternative sigma factor, Sigma ­H. When the gene for IceA is deleted, the extracellular proteases are expressed in the presence or absence of heat shock. You hypothesize that IceA is an anti ­sigma factor that inhibits Sigma ­H activity. Propose one experiment to test this hypothesis. Be sure to include an appropriate control and list the expected results if your hypothesis is correct. 7. You...
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This note was uploaded on 11/21/2012 for the course MATH 115A taught by Professor Liu during the Fall '07 term at UCLA.

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