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| Description: Histone deacetylases (HDACs) deacetylate amino acids in N-terminal histone protein tails and close the chromatin structure. Histone acetyltransferases (HATs) acetylate N-terminal amino acids and help open the chromatin structure to activate transcriptionHiston e deacetylases (HDACs) deacetylate amino acids in N-terminal histone protein tails and close the chromatin structure. Histone acetyltransferases (HATs) acetylate N-terminal amino acids and help open the chromatin structure to activate transcription 0 No transcription o Activator and HAT recruitment Activator-protein binding recruits HAT complex; histones acetylated. 9 Transcription activated Activator __ RNA pol "le fli; e 9 s? 9 9 QRepressor and HDAC Repressor protein recruits HDAC; histones deacetylated. recruitment RNA poi Ii —inding initiates tra —scription. Picture Stats: Views: 52 Filesize: 406.04kB Height: 1363 Width: 2696 Source: https://biology-forums.com/index.php?action=gallery;sa=view;id=49314 |