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| Description: Once the closed- and open-promoter complexes have formed, a clash between the growing RNA chain and the B-reader helix, and between nontemplate DNA and the B-linker helix, are responsible for TFIIB dissociation as elongation begins. Picture Stats: Views: 297 Filesize: 892.68kB Height: 540 Width: 1363 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=35050 |