Article
NF-Y binding to twin CCAAT boxes: role of Q-rich domains and histone fold helices.
Journal of molecular biology - 29 Jan 1999
Liberati C, di Silvio A, Ottolenghi S, Mantovani R
Abstract excerpt
NF-Y (CBF) is a CCAAT-binding trimer that activates 25 % of eukaryotic promoters. It contains putative histone fold motifs (HFMs) and distorts DNA. By using electrophoretic mobility shift assays with the twin CCAAT boxes of the human gamma-globin promoter and several combinations of subunit mutants, we dissected some of the structural features of CCAAT-box binding. NF-YA and NF-YC Q-rich domains significantly...
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