Amino acid substitutions that specifically impair the transcriptional activity of papillomavirus E2 affect binding to the long isoform of Brd4.Senechal H., Poirier G.G., Coulombe B., Laimins L.A., Archambault J.View abstractCategoriesInteractionSourceIntAct: P11298PubMedEurope PMCVirology 358:10-17 (2007)Mapped to14