lecture 11

lecture 11 - prgdoter proxotem pgonyler vrcmoter prcxoter...

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Unformatted text preview: prgdoter proxotem pgonyler vrcmoter prcxoter grebotqr promoler provptar pppdoter promober prccoter prvooten promiger promiter When we look for meaning in words, are all letters equally important? Whn w lk fr mning n wrds, r ll lttrs qully mprtnt? e e oo o eai i o, ae a ee eay ioa? Whe w loo fo mean i wor, ar al lett equal import? Consensus? The promoter-DNA interaction determines the direction of transcription (and thus which strand is the coding strand). Note that not all bases are equally important Enzyme Molecules/cell FIS 40,000 * IHF 3000 SSB 800 DNA Pol I 300 DNA Pol III 10 DNA ligase 3 How are housekeeping enzymes maintained in the proper stoichiometry? Why is one promoter “stronger” than another? The promoter is recognized by the sigma subunit of RNA polymerase. Most bacteria have a few distinct sigma factors. Bacteria have non-specifc and specifc mechanisms For transcription termination....
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This note was uploaded on 04/05/2011 for the course MIC 102 taught by Professor Appleman during the Fall '08 term at UC Davis.

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lecture 11 - prgdoter proxotem pgonyler vrcmoter prcxoter...

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