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| Description: a. The transcription factor TFIIIA binds to the 5S RNA gene via zinc fingers inserted into the major groove. The two major recognition regions, A block and C block, are contacted by fingers 7–9 and 1–3, respectively. b. Structure of a zinc finger. The structure shown is for a synthetic polypeptide with sequences found in a zinc finger protein. Picture Stats: Views: 208 Filesize: 57.21kB Height: 336 Width: 329 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=35045 |