... helicase A interacts with nuclear factor jB p65 and functions as a transcriptional coactivatorToshifumi Tetsuka1, Hiroaki Uranishi1, Takaomi Sanda1, Kaori Asamitsu1, Jiang-Ping Yang2,Flossie ... of California San Diego, La Jolla, CA, USARNA helicase A (RHA), a member of DNA and RNAhelicase f amily containing ATPase activity, is involved in many steps of gene expression such as transcription ... cytoplasmic i nhibitors IjBs.There is a ccumulating evidence i ndicating that RNAhelicase A (RHA) a cts as a transcriptional coactivator.RHA was found to interact with the CREB-binding protein(CBP)...