TY - ADVS AU - Kingston,Robert TI - Maintaining the silenced state of master regulatory genes during development T2 - Epigenetics, chromatin, transcription and cancer, PY - 2014/// CY - London PB - Henry Stewart Talks KW - Chromosomal proteins KW - Developmental genetics KW - Epigenesis KW - Gene silencing KW - Genetic regulation KW - Drosophila Proteins KW - metabolism KW - Epigenesis, Genetic KW - Gene Expression Regulation, Developmental KW - Gene Silencing KW - Polycomb-Group Proteins KW - Repressor Proteins KW - Transcription Factors N1 - Animated audio-visual presentation with synchronized narration; Title from title frames; Contents: Gene repression in cell division -- Early homeotic gene expression patterns -- The polycomb group -- Mutants of polycomb fail to maintain repression -- Transcriptional memory -- Core functional PcG complexes -- Regulation of PRC2 in drosophila and humans -- PRC2 core subunits in humans -- Prominent modifications that can occur -- Chromodomains bind H3 tail marks -- Differential chromodomain binding -- Targeting of the PcG complexes -- Drosophila PREs are bound by PHO -- Mechanisms involved in targeting -- Mammalian HOX clusters are a key PRC1 target -- Human D11.12 is similar to fly PREs -- CpG islands and long non-coding RNAs -- Small RNAs specifying repression -- Noncoding RNAs influence chromatin structure -- Mode of repression -- How are genes silenced? -- PRC1 in compaction and ubiquitylation -- Nucleosome dynamics -- Characteristics of the compaction domain -- Gene silencing by chromatin compaction -- The SIR complex and mating type silencing -- Structural rearrangements in NCP and BAH -- Folding events in Sir3 BAH/NCP complex -- The nucleosome as a silencing machinery -- Epigenetic memory; Access restricted to subscribers UR - https://hstalks.com/bs/2742/ UR - https://hstalks.com/bs/p/685/ ER -