Recombinant HIV-1 plasmid (derived from pNL4-3) with the indicated mutations in the protease gene, which have been reported in the context of clinical drug resistance to HIV protease inhibitors.
Recombinant HIV-1 virus with the indicated mutations in the protease gene. Mutations have been reported from drug resistant viral variants emerging in vivo, e.g. after treatment with the HIV protease inhibitor saquinavir