Functional Analyses of Chromatin Modifications in Yeast; Genetic Analysi s of Chromatin REmodeling Using Budding Yeast as a Model; Introduction t o Trx-G and Pc-G Genes; Genetic and Cytological Analysis of Chromatin-R emodeling Factors; Genetics Analysis of h1 Linker Histone Subtypes and T heir Functions in Mice; The Use of Mass Spectrometry for the Analysis of Histone Modifications; Histone Modification Patterns During Gene Activa tion; Identification and Analysis of Native HAT Complexes; Histone Deace tylases: Purification of the Enzymes, Substrates, and Assay Conditions; Measurement of Mammalian Histone Deacetylase Activity; Analysis of Histo ne Phosphorylation: Coupling Intracellular Signaling to Chromatin Remode ling; Purification of Histone Methyltransferases from HeLa Cells; Global Proteomic Analysis of S. cerevisiae (GPS) to Identify Proteins Required for Histone Modifications; Purification of Sir2 Proteins from Yeast; Purification and Biochemical Properties of the Drosophila TAC1 Complex; Isolation and Chracterization of CHRASCH, a Polycomb-Cot aining Silencing Complex; Biochemical Analysis of Mammalian Polycomb Gro