title: GSM9145984: T47D R5020 replicate 3 POLR3C ChIP; Homo sapiens; ChIP-Seq
library_construction_protocol: Cells were fixed with 1% methanol-free formalin in PBS for 5 minutes. After quenching and cell harvest in Szak RIPA buffer, chromatin was fragmented using a Covaris ME220 sonicator Libraries were prepared for sequencing using the New England Biolabs NEBNext Ultra II Directional DNA Library Prep Kit for Illumina and multiplex oligo set 1 according to manufacturer protocols.