Article
Chromatin assembly factor I mutants defective for PCNA binding require Asf1/Hir proteins for silencing.
Molecular and cellular biology - 1 Jan 2002
Krawitz Denise C, Kama Tamar, Kaufman Paul D
Abstract excerpt
Chromatin assembly factor I (CAF-I) is a conserved histone H3/H4 deposition complex. Saccharomyces cerevisiae mutants lacking CAF-I subunit genes (CAC1 to CAC3) display reduced heterochromatic gene silencing. In a screen for silencing-impaired cac1 alleles, we isolated a mutation that reduced binding to the Cac3p subunit and another that impaired binding to the DNA replication protein PCNA. Surprisingly,...
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