Table 4.
Envelope | Genotype | Post-DC-SIGN binding method a IC50 (nM) |
Pre-DC-SIGN binding method IC50 (nM) |
||||
---|---|---|---|---|---|---|---|
GRFT | CV-N | SVN | GRFT | CV-N | SVN | ||
CAAN5342.A2 | b WT | 5.1 ± 0.1 | 18.8 ± 1.7 | 115.0 ± 2.4 | 7.1 ± 0.4 | 24.2 ± 2.1 | 153.0 ± 9.7 |
234N | > 50 | > 50 | > 500 | > 50 | > 50 | > 500 | |
295N | 1.5 ± 0.2 | 7.3 ± 0.1 | 66.8 ± 3.0 | 3.5 ± 0.3 | 13.4 ± 0.3 | 140.6 ± 9.0 | |
CAP63.A9J | WT | 35.0 ± 5.4 | 24.0 ± 5.6 | 411.3 ± 62.9 | 38.7 ± 5.2 | 33.7 ± 3.7 | 590.0 ± 82.4 |
234N | > 50 | > 50 | > 500 | > 50 | > 50 | > 500 | |
295N | 7.9 ± 0.2 | 9.2 ± 0.1 | 228.3 ± 3.0 | 11.5 ± 0.7 | 18.2 ± 1.0 | 357.1 ± 47.3 |
The concentration needed to inhibit HIV-1 transfer by 50%.
Wild type.