Specific targeting of hepatitis C virus NS3 RNA helicase. Discovery of the potent and selective competitive nucleotide-mimicking inhibitor QU663. - Maga G; Gemma S; Fattorusso C; Locatelli GA; Butini S; Persico M; Kukreja G; Romano MP; Chiasserini L; Savini L; Novellino E; Nacci V; et al. (Biochemistry, 2005)