Daclatasvir (BMS-790052) demonstrates potent inhibitory activity towards all genotypes tested, with EC50 values ranging from 9 pM to 146 pM. Daclatasvir inhibits HCV replicon genotype 1a, 1b, 2a, 3a, 4a and 5a with EC50 values of 50 pM, 9 pM, 71 pM, 146 pM, 12 pM and 33 pM, respectively. Daclatasvir is a potent inhibitor of the JFH-1 genotype 2a infectious virus that replicates in cell culture (EC50=28 pM).
Daclatasvir (BMS-790052) binds tightly to NS5A33-202 and NS5A26-202 with Kds of 8 nM and 210 nM, respectively.