Chapter 24: Promoters and Enhancers. â¢ A typical gene transcribed by RNA polymerase II has a promoter that. usually extends upstream from the site where transcription is initiated. âthe (#1) of transcription. â¢ The promoter contains âseveralâ short (<10 bp) sequence elements. âbind transcription factors. âdispersed over >200 bp. â¢ An enhancer contains. âAn array short (<10 bp) sequence elements. âalso bind transcription factors. âmay be located several to many kb distant. â¢ Hypothesis regarding Enhancers. âDNA may be coiled or otherwise rearranged so that transcription factors at the promoter. and at the enhancer interact to form a large protein complex. Figure: 24-01. (+1)
Colfax, Washington. Colfax is the county seat of Whitman County, Washington, United States. The population was 2,805 at the 2010 census. The population is estimated at 2,826 per the State of Washington Office of Financial Management in 2015 making Colfax the second largest city in Whitman County behind Pullman.
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