...-linked chromatin from each set of five livers was pooled and used as starting material for immunoprecipitations with antibodies
directed against POLR3A (RPC1) and POLR3D (RPC4), two RNAP-III subunits, POLR2B (RPB2), the second largest RNAP-II subunit, as well as histone H3 trimethylated on lysine 4 (H3K4me3...