August/September 1996
Amino acid substitutions conferring reduced sensitivity to selected protease inhibitors:
| saquinavir (Invirase) | 10 | 48 | 54 | 63 | |||||||||
| ritonavir (Norvir) | 20 | 36 | 46 | 54 | 63 | 71 | 82 | 84 | 90 | ||||
| indinavir (Crixivan) | 10 | 20 | 24 | 36 | 46 | 54 | 63 | 64 | 71 | 82 | 84 | 90 | 193 |
| nelfinavir (Viracept) | 30 | 36 | 46 | 63 | 77 | 88 | 90 | ||||||
| 141W94 (aka VX478) | 10 | 46 | 47 | 50 | 84 |
Amino acid substitutions in HIV isolates from patients; predominant in
vivo substitutions are underscored.